Geek-Guy.com

Tag: vulnerability

Cloud Security Alliance Report Highlights Growing Patch Gap Risks 

Despite years of investment in vulnerability scanning and shift-left security practices, known vulnerabilities continue to drive production security incidents, according to the Cloud Security Alliance’s 2026 State of Modern Application & AI Security Report.   As AI accelerates both vulnerability discovery and exploit development, organizations are facing increasing pressure to reduce exposure windows before attackers can…

Microsoft responds to security challenges facing code, AI agents, and models

Microsoft has introduced a series of security tools and capabilities focused on AI-driven vulnerability discovery, AI agents, and AI models. The updates include a multi-agent vulnerability discovery system, new controls for managing and securing AI agents, data protection capabilities, and tools designed to identify potentially vulnerable or compromised AI models before deployment. MDASH targets exploitable…

HP Poly VoIP vulnerability sets the stage for executive voice deepfakes

HP has released patches for a critical buffer overflow vulnerability in multiple IP-enabled conference phones from its Poly Voice line. The flaw allows unauthenticated attackers to obtain root privileges on the underlying operating system, potentially enabling them to execute other attacks such as eavesdropping on conversations and recording voice data for AI-enabled impersonation attacks. The…

Google Patches Android Zero-Day Under Active Exploitation 

Google has patched a high-severity Android zero-day vulnerability that attackers have already exploited in the wild.  The issue affects multiple Android releases and serves as a reminder that mobile operating systems remain a valuable target for threat actors seeking access to sensitive enterprise and personal data.  “There are indications that CVE-2025-48595 may be under limited,…

Attackers exploit Palo Alto GlobalProtect flaw days after disclosure

A Palo Alto Networks vulnerability that allows attackers to establish unauthorized VPN access into corporate networks is being actively exploited in the wild, weeks after the company disclosed the flaw as a medium-severity issue and said it was unaware of any attacks. However, according to Rapid7, threat actors began exploiting the bug within days of…

Attackers are exploiting Palo Alto Networks defect that initially flew under the radar

Researchers and threat hunters are scrambling to respond to an actively exploited authentication-bypass vulnerability affecting Palo Alto Networks customers’ firewalls.  The company initially tagged CVE-2026-0257 with a medium-severity rating when it disclosed the defect May 13, but quickly reassessed it as critical after Rapid7 observed and confirmed active exploitation in the wild. The Cybersecurity and…

Microsoft Defender Vulnerability Management gets a smarter exposure score

Microsoft Defender Vulnerability Management’s updated exposure score model adds vulnerability risk signals and asset context to help teams understand where risk is concentrated and which remediation actions are likely to have the greatest impact. The model is available in public preview. “The updated model addresses these customer pain points by combining vulnerability risk, exploitability signals,…

ChatGPhish Vulnerability Turns ChatGPT Web Summaries Into a Phishing Surface

Cybersecurity researchers have disclosed details of a vulnerability in OpenAI ChatGPT that leverages the artificial intelligence (AI) assistant’s implicit trust in Markdown links and images to trigger prompt injections and open the door to phishing attacks. The technique has been codenamed ChatGPhish by Permiso Security. “The chatgpt.com response renderer trusts Markdown links and Markdown

New infostealer reaches enterprise devices through FortiClient EMS vulnerability

Attackers are delivering a broad-spectrum infostealer to enterprise computers by exploiting a known vulnerability (CVE-2026-35616) in FortiClient Enterprise Management Server (EMS). “The [malicious] payload was presented as a Fortinet endpoint update and executed through FortiClient-managed VPN scripting workflows,” Arctic Wold researchers noted. About CVE-2026-35616 CVE-2026-35616 is an improper access control vulnerability vulnerability in FortiClient EMS,…

Lack of response to critical vulnerability in Gogs is a reminder of the limits of open source projects

A newly discovered and so far unpatched critical vulnerability in the open source Gogs Git service not only demands immediate action from developers to secure their code, it also puts a spotlight on the potential issues in using self-hosted code platforms from small maintainers. The hole is a critical argument injection vulnerability, discovered by a…

CVE-2026-35616: FortiClient EMS Flaw Actively Exploited in Malware Attacks

A critical FortiClient Endpoint Management Server (EMS) vulnerability patched in April has been exploited in fresh attacks to deploy information-stealing malware, Arctic Wolf reports. The flaw, tracked as CVE-2026-35616 (CVSS score of 9.1), can be exploited remotely via crafted requests for remote code execution (RCE) and does not require authentication. Threat actors are exploiting a critical FortiClient…

Microsoft Slams Public Zero-Day Disclosures Amid GitHub Researcher Account Removal

Microsoft has come out strongly in favor of Coordinated Vulnerability Disclosure (CVD), urging the research community to share their findings and give affected vendors an opportunity to better understand the impact and address them before they are publicly disclosed. The development comes after a researcher named Chaotic Eclipse (aka Nightmare-Eclipse) disclosed details of multiple zero-day

7 Best Vulnerability Scanning Tools & Software in 2026

This guide is for IT leaders, security teams, and vulnerability management professionals looking to strengthen risk detection and remediation efforts in 2026. It covers the best vulnerability scanning tools and the key capabilities organizations should evaluate to improve visibility across networks, endpoints, cloud environments, and web applications. Key points about vulnerability scanning tools in 2026…

Cogent targets exploit-to-remediation gap with new AI-powered security capabilities

Cogent has launched two new platform capabilities designed to reduce the time between vulnerability disclosure and confirmed remediation. Zero Day Response identifies exposure within minutes of public disclosure, without waiting for scanner signatures. Autonomous Remediation determines the right fix, assesses business impact before execution, and confirms that the vulnerability has been resolved. The releases arrive…

10 of the Best Patch Management Service Providers in 2026

This guide is for IT leaders, security teams, and system administrators looking to streamline vulnerability remediation and automate software updates in 2026. It covers the best patch management service providers and the key features organizations should evaluate to improve endpoint security, reduce operational overhead, and strengthen overall IT resilience. Key Points on Patch Management Solutions…

Microsoft SharePoint Has a New RCE Flaw. If You Haven’t Patched Yet, Go Do That.

A critical vulnerability, tracked as CVE-2026-45659, in Microsoft SharePoint can allow attackers to achieve remote code execution with little effort. Microsoft released security updates to patch a high-severity SharePoint vulnerability, tracked as CVE-2026-45659 (CVSS score of 8.8), that could allow remote code execution. The flaw does not require complex conditions for exploitation, making it a…

Vigolium: Open-source vulnerability scanner

Vigolium, an open-source vulnerability scanner that combines deterministic scanning with AI-driven auditing, launched its initial open-source release this month. The project ships 235+ scanner modules and an in-process agent runtime called olium that handles autonomous endpoint discovery, attack planning, and finding triage. The tool exposes two scanning paths. vigolium scan runs a multi-phase deterministic pipeline…

ConnectWise Automate Vulnerability Could Allow Security Check Bypass and RCE

ConnectWise has disclosed a vulnerability in its Automate remote monitoring and management (RMM) platform that could allow attackers to bypass integrity verification mechanisms and execute malicious code in affected environments.  The flaw impacts on-premises versions of ConnectWise Automate prior to version 2026.5 and carries a CVSS score of 8.8. “Under certain conditions, components obtained during…

Actively exploited Trend Micro Apex One flaw gets CISA warning (CVE-2026-34926)

A relative directory path traversal vulnerability (CVE-2026-34926) in Trend Micro’s Apex One platform has been exploited in zero-day attacks, the company confirmed. “TrendAI has observed at least one attempt to exploit this vulnerability in the wild,” Trend Micro noted, and credited the incident response team of its TrendAI enterprise cybersecurity business for reporting it. About…

Microsoft Patches SharePoint RCE Flaw CVE-2026-45659 Across Server Versions

Microsoft has rolled out updates to fix a remote code execution vulnerability impacting SharePoint that could be exploited by bad actors in attacks without requiring any specialized conditions to be met. The vulnerability, tracked as CVE-2026-45659, carries a CVSS score of 8.8. It has been assigned an important severity. “Deserialization of untrusted data in Microsoft…

High-severity SharePoint RCE bug patched by Microsoft (CVE-2026-45659)

Microsoft has released patches for a high-severity remote code execution vulnerability (CVE-2026-45659) in SharePoint that may be exploited in low-complexity attacks. It affects the SharePoint Server Subscription Edition, SharePoint Server 2019, and SharePoint Enterprise Server 2016. About CVE-2026-45659 CVE-2026-45659 stems from Shareoint deserializing untrusted data, and may be exploited by an authenticated attacker to execute…

LiteSpeed cPanel Plugin CVE-2026-48172 Exploited to Run Scripts as Root

A maximum-severity security vulnerability impacting LiteSpeed User-End cPanel Plugin has come under active exploitation in the wild. The flaw, tracked as CVE-2026-48172 (CVSS score: 10.0), relates to an instance of incorrect privilege assignment that an attacker could abuse to run arbitrary scripts with elevated permissions. “Any cPanel user (including an attacker or a compromised account)…

CVE-2026-9082: Highly Critical Drupal Core SQL Injection Flaw Threatens PostgreSQL Sites

Drupal has released security updates for a “highly critical” security vulnerability in Drupal Core that can be exploited by anonymous attackers against sites using PostgreSQL databases. Tracked as the CVE-2026-9082 vulnerability, the issue resides in Drupal’s database abstraction API, which is supposed to sanitize queries before they reach the backend database. Drupal rates the flaw…

Google folds CodeMender into agent ecosystem amid push for AI-led AppSec

Google is expanding the role of its CodeMender security agent from autonomous vulnerability remediation toward a larger agentic development ecosystem, signalling a broader push toward AI-driven AppSec. Months after introducing CodeMender, an AI-powered agent designed to autonomously identify and patch software vulnerabilities, Google is now integrating the technology into its expanding Agent Platform strategy unveiled…

Critical vulnerability in Cisco Secure Workload rated at maximum severity

A critical vulnerability in the on-premises version of the Cisco Secure Workload security platform could allow a threat actor to obtain the privileges of a site admin, enabling them to compromise endpoints and read or modify configuration data. “CSOs need to drop what they are doing and patch this immediately,” warned consultant Robert Enderle, who…

Unpatched ChromaDB flaw leaves servers open to remote code execution

Researchers have published details about a critical vulnerability in ChromaDB that could allow unauthenticated attackers to execute arbitrary code and access sensitive data on machines running the open-source vector database. The issue, tracked as CVE-2026-45829, is located in ChromaDB’s API server and was published by researchers at HiddenLayer after reportedly failing to get in contact…

6 Best Vulnerability Management Software & Systems for 2026

This guide is for IT leaders, security teams, and vulnerability management professionals looking to improve security visibility and remediation across their environments in 2026. It covers the best vulnerability management software and systems, along with the key features organizations should evaluate when selecting the right solution for their security operations. Key Takeaways about the Best…

9-Year-Old Linux Kernel Flaw Enables Root Command Execution on Major Distros

Cybersecurity researchers have disclosed details of a vulnerability in the Linux kernel that remained undetected for nine years. The vulnerability, tracked as CVE-2026-46333 (CVSS score: 5.5), is a case of improper privilege management that could permit an unprivileged local user to disclose sensitive files and execute arbitrary commands as root on default installations of several…

Highly Critical Drupal Core Flaw Exposes PostgreSQL Sites to RCE Attacks

Drupal has released security updates for a “highly critical” security vulnerability in Drupal Core that could be exploited by attackers to achieve remote code execution, privilege escalation, or information disclosure. The vulnerability, now tracked as CVE-2026-9082, carries a CVSS score of 6.5 out of 10.0, per CVE.org. Drupal said the vulnerability resides in a database…

Microsoft is working on a patch for ‘YellowKey’ attack on Bitlocker, offers temporary fix

Microsoft says it is considering a patch for a zero-day vulnerability, dubbed YellowKey, that allows attackers with access to a Windows device to bypass Bitlocker encryption protection and read and write files. The flaw was disclosed last week, and there is already a public proof of concept available. The company issued an advisory Tuesday saying…

Microsoft is working on a patch for ‘YellowKey’ attack on Bitlocker, offers temporary fix

Microsoft says it is considering a patch for a zero-day vulnerability, dubbed YellowKey, that allows attackers with access to a Windows device to bypass Bitlocker encryption protection and read and write files. The flaw was disclosed last week, and there is already a public proof of concept available. The company issued an advisory Tuesday saying…

Verizon DBIR: Vulnerability exploitation is the dominant initial access vector

Vulnerability exploitation has overtaken stolen credentials as the most common way attackers gain initial access to target networks, according to the 2026 Verizon Data Breach Investigations Report. This is the first time credential theft has been knocked off the top spot in the report’s 19-year history, the company noted. Known initial access vectors over time…

Microsoft provides mitigation for “YellowKey” BitLocker bypass flaw (CVE-2026-45585)

Microsoft is working on a fix for CVE-2026-45585 (aka “Yellowkey”), a vulnerability that can be used by attackers to bypass protections offered by BitLocker, the full-disk encryption feature built into Windows, and access users’ data. In the meantime, the company has provided step-by-step mitigation advice to protect affected Windows devices from exploitation. CVE-2026-45585 and the…

Microsoft Releases Mitigation for YellowKey BitLocker Bypass CVE-2026-45585 Exploit

Microsoft on Tuesday released a mitigation for a BitLocker bypass vulnerability named YellowKey following its public disclosure last week. The zero-day flaw, now tracked as CVE-2026-45585, carries a CVSS score of 6.8. It has been described as a BitLocker security feature bypass. “Microsoft is aware of a security feature bypass vulnerability in Windows publicly referred…

AI is drowning software maintainers in junk security reports

AI-assisted vulnerability research has exploded, unleashing a firehose of low-quality reports on overworked software maintainers who are wasting hours sifting through noise instead of fixing real problems. Linus Torvalds, the Linux kernel’s creator, says the flood has made the project’s security mailing list “almost entirely unmanageable, with enormous duplication due to different people finding the…

Attackers are exploiting critical NGINX vulnerability (CVE-2026-42945)

A critical NGINX vulnerability (CVE-2026-42945) disclosed last week is being exploited by attackers, VulnCheck security researcher Patrick Garrity revealed on Saturday. The vulnerability, dubbed NGINX Rift, can be reliably exploited to trigger a denial-of-service condition and can potentially allow for unauthenticated remote code execution, all achievable by sending a specially crafted HTTP request to a…

‘Patched’ Windows bug resurfaces 6 years later as working SYSTEM-level exploit

An old elevation of privilege (EoV) vulnerability affecting the Cloud Filter driver “cldflt.sys” in Windows has come back to haunt Microsoft, as researchers claim it is still exploitable six years after it was supposedly patched. The flaw, originally reported to Microsoft by Google Project Zero researcher James Forshaw in September 2020, was recently picked up…

AI shrinks vulnerability exploitation window to hours

Time has become organizations’ biggest vulnerability because the gap between vulnerability discovery and exploitation has narrowed to hours, according to Synack’s 2026 State of Vulnerabilities Report. Total vulnerabilities by severity (2022-2025) (Source: Synack) AI expands the attack surface Agentic AI systems that act autonomously across systems introduce new risks that require human expertise to identify…

Funnel Builder Flaw Under Active Exploitation Enables WooCommerce Checkout Skimming

A critical security vulnerability impacting the Funnel Builder plugin for WordPress has come under active exploitation in the wild to inject malicious JavaScript code into WooCommerce checkout pages with the goal of stealing payment data. Details of the activity were published by Sansec this week. The vulnerability currently does not have an official CVE identifier.…

Exchange Server zero-day vulnerability can be triggered by opening a malicious email

A newly discovered zero-day vulnerability in Microsoft Exchange Server has experts declaring an emergency and urging CSOs to think about the need to abandon on-premises email solutions. “Because it’s already being exploited in the wild, this isn’t a ‘patch next week situation; it’s a ‘mitigate right now’ emergency,” warned Rob Enderle of the Enderle Group.…

CVE-2026-20182: Critical Authentication Bypass in Cisco SD-WAN Can Grant Admin Access

A vulnerability affecting Cisco Catalyst SD-WAN Controller has drawn urgent attention after Cisco, Rapid7, and CISA confirmed active exploitation. CVE-2026-20182 is a critical authentication bypass flaw in Cisco Catalyst SD-WAN Controller and Cisco Catalyst SD-WAN Manager that carries a CVSS 10.0 score and can let an unauthenticated remote attacker gain administrative privileges on an affected…

CVE-2026-42897: Microsoft confirms active exploitation of Exchange Server zero-day

Microsoft warned that attackers are exploiting a new Exchange Server zero-day vulnerability, tracked as CVE-2026-42897, in the wild. Microsoft warned that threat actors are actively exploiting a new Exchange Server zero-day vulnerability tracked as CVE-2026-42897 (CVSS score 8.1). The vulnerability is an improper neutralization of input during web page generation (‘cross-site scripting’) in Microsoft Exchange…

CVE-2026-42897: Exchange Server OWA Spoofing Flaw Exploited via Crafted Email

Microsoft has disclosed a vulnerability impacting on-premise versions of Exchange Server that is already seeing active exploitation in the wild. Tracked as CVE-2026-42897, the issue carries a CVSS score of 8.1 and affects Exchange Server 2016, Exchange Server 2019, and Exchange Server Subscription Edition, while Exchange Online is not impacted. Microsoft describes it as a…

Cisco patches another actively exploited SD-WAN zero-day (CVE-2026-20182)

Cisco has patched yet another Catalyst SD-WAN Controller authentication bypass vulnerability (CVE-2026-20182) that has been exploited as a zero-day by “a highly sophisticated cyber threat actor”. About CVE-2026-20182 CVE-2026-20182 – affecting both Cisco Catalyst SD-WAN Controller (the “brain” of the Cisco Catalyst SD-WAN solution) and Cisco Catalyst SD-WAN Manager (the management plane for the entire…

Cisco warns of an actively exploited SD-WAN flaw with max severity

Cisco has disclosed a max-severity authentication bypass vulnerability affecting its Catalyst SD-WAN Controller and Catalyst SD-WAN Manager platforms, warning that the flaw has already been found to be exploited in the wild. The disclosure follows an earlier authentication bypass vulnerability that Cisco patched in February. In the latest advisory, the company said the new flaw…

Unpatched Microsoft Exchange Server vulnerability exploited (CVE-2026-42897)

A critical cross-site scripting (XSS) vulnerability (CVE-2026-42897) in Microsoft Exchange Server is being exploited by attackers, Microsoft warned on Thursday. A permanent fix is still in the works. In the meantime, Microsoft provided temporary mitigations. About CVE-2026-42897 CVE-2026-42897 affects on-premises versions of Microsoft Exchange Server: Subscription Edition RTM, 2019, and 2016. Exchange Online is not…

On-Prem Microsoft Exchange Server CVE-2026-42897 Exploited via Crafted Email

Microsoft has disclosed a new security vulnerability impacting on-premise versions of Exchange Server that it said has come under active exploitation in the wild. The vulnerability, tracked as CVE-2026-42897 (CVSS score: 8.1), has been described as a spoofing bug stemming from a cross-site scripting flaw. An anonymous researcher has been credited with discovering and reporting…

CISA Adds Cisco SD-WAN CVE-2026-20182 to KEV After Admin Access Exploits

The U.S.Cybersecurity and Infrastructure Security Agency (CISA) on Thursday added a newly disclosed vulnerability impacting Cisco Catalyst SD-WAN Controller to its Known Exploited Vulnerabilities (KEV) catalog, requiring Federal Civilian Executive Branch (FCEB) agencies to remediate the issue by May 17, 2026. The vulnerability is a critical authentication bypass tracked as CVE-2026-20182. It’s

AI agent finds 18-year-old remote code execution flaw in Nginx

Researchers have found a critical vulnerability in the widely used Nginx web server that can potentially lead to remote code execution under certain conditions. The flaw is a heap buffer overflow that has gone undetected in the program’s code for the past 18 years. Tracked as CVE-2026-42945, the vulnerability is one of 4 bugs found…

Fragnesia: New Linux kernel LPE bug was spawned by Dirty Frag patch (CVE-2026-46300)

Researchers have found and disclosed yet another local privilege escalation (LPE) vulnerability in the Linux kernel: CVE-2026-46300, aka “Fragnesia”. The flaw is in the same class of vulnerabilities as the recently disclosed Dirty Frag bug(s). Like Dirty Frag, it affects the same Linux module (xfrm-ESP). In fact, according to Dirty Frag discoverer Hyunwoo Kim, Fragnesia…

Microsoft’s new AI system finds 16 Windows flaws, including four critical RCEs

Microsoft has unveiled a new AI-driven vulnerability discovery system that identified 16 previously unknown Windows vulnerabilities, including four critical remote code execution flaws, in what security analysts say could mark a major shift in how software vulnerabilities are discovered and remediated. The system, codenamed MDASH, was developed by Microsoft’s Autonomous Code Security team alongside the…