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Tag: Cisco

U.S. CISA adds Cisco Catalyst SD-WAN, Arista Extensible Operating System (EOS), and Google Chromium V8 flaws to its Known Exploited Vulnerabilities catalog

U.S. Cybersecurity and Infrastructure Security Agency (CISA) adds Cisco Catalyst SD-WAN, Arista Extensible Operating System (EOS), and Google Chromium V8 flaws to its Known Exploited Vulnerabilities catalog. The U.S. Cybersecurity and Infrastructure Security Agency (CISA) added BerriAI LiteLLM and Check Point Security Gateway flaws to its Known Exploited Vulnerabilities (KEV) catalog. The two flaws added to…

Cisco customers encounter another SD-WAN zero-day under attack

Cisco customers are confronting yet another actively exploited zero-day vulnerability affecting the vendor’s SD-WAN management software, reinforcing pressure on organizations that have experienced rare breaks from active threats this year. The vulnerability — CVE-2026-20245 — marks the seventh actively exploited zero-day in Cisco SD-WANs this year. Cisco said it first became aware of active exploitation…

Attackers exploiting unpatched Cisco SD-WAN flaw

Cisco warns customers of an actively exploited high-severity vulnerability in Catalyst SD-WAN Manager, an enterprise network management system that has been targeted by hackers multiple times in the past. Located in the command-line interface, the flaw allows authenticated attackers to escalate privileges to root and take over the entire system. The vulnerability, tracked as CVE-2026-20245,…

Cisco Catalyst SD-WAN Manager CVE-2026-20245 Flaw Actively Exploited – No Patch Available

Cisco has warned that a high-severity security flaw impacting Catalyst SD-WAN Manager has come under active exploitation. The vulnerability, tracked as CVE-2026-20245, carries a CVSS score of 7.8 out of a maximum of 10.0. It affects the following deployment types – On-Prem Deployment Cisco SD-WAN Cloud-Pro Cisco SD-WAN Cloud (Cisco Managed) Cisco SD-WAN for Government…

CVE-2026-20245: Cisco SD-WAN Manager Zero-Day Enables Root Command Execution

Cisco has disclosed a seventh SD-WAN zero-day exploited in 2026, tracked as CVE-2026-20245. The flaw affects the command-line interface of Cisco Catalyst SD-WAN Manager and can allow an authenticated remote attacker with netadmin privileges to execute arbitrary commands as root by uploading a crafted file. Cisco says exploitation has already been observed in limited cases,…

Cisco SD-WAN 0-day exploited, no patch available (CVE-2026-20245)

A 0-day privilege escalation vulnerability (CVE-2026-20245) in Cisco Catalyst SD-WAN Manager that has yet to be patched by Cisco is being leveraged by attackers. “To exploit this vulnerability, an attacker must have netadmin privileges on an affected system. This would require valid credentials or exploitation of CVE-2026-20182 or CVE-2026-20127. Cisco is not aware of successful…

Video: What Partners Need to Know About Cisco Cloud Control

Cisco has launched Cisco Cloud Control, a new platform designed to manage networking, security, observability, compute, and collaboration from a single interface. But the bigger story is Cisco’s vision for AgenticOps—an operating model where AI agents help investigate issues, correlate data, recommend actions, and eventually automate IT operations. In this video, we break down what…

Critical Cisco Unified CM Bug Patched as Public Exploit Code Emerges

Cisco patched a critical Unified CM flaw with public PoC code that allows unauthenticated attackers to launch SSRF attacks remotely. Cisco has addressed a high-severity vulnerability, tracked as CVE-2026-20230, affecting Unified CM and Unified CM SME. The flaw, caused by improper validation of certain HTTP requests, allows a remote attacker without authentication to perform server-side…

Cisco Debuts Cloud Control for Agentic IT Operations

Cisco today unveiled Cisco Cloud Control, a new unified platform built for humans and AI agents to manage, monitor, and defend critical IT infrastructure. This platform is fully extensible, with more than 40 ecosystem tooling connectors, and fully customizable, enabling the creation of custom applications and agents using natural language directly within the platform. Cisco…

Multi-Turn Attacks Expose Ongoing Weaknesses Across Frontier AI Models

A Cisco evaluation of frontier LLMs found that no tested model consistently resisted multi-turn adversarial attacks, raising concerns about current AI safety assessments.  The research suggests that many widely used AI safety benchmarks may underestimate real-world risk because they focus primarily on single-turn prompt evaluations rather than adaptive, iterative attacks. Key Takeaways from Cisco’s Research…

Cisco Live 2026 Preview: AI, Security, and Partner Changes

Ahead of its annual North American conference in Las Vegas, Cisco has spent the last few months rolling out a steady stream of AI-focused announcements touching nearly every corner of its business, from networking and cybersecurity to certifications and channel programs. Recent earnings report shows record revenue due to AI infrastructure demand The company’s latest…

Cisco Patches CVSS 10.0 Secure Workload REST API Flaw Enabling Data Access

Cisco has rolled out updates for a maximum-severity security flaw impacting Secure Workload that could allow an unauthenticated, remote attacker to access sensitive data. Tracked as CVE-2026-20223 (CVSS score: 10.0), the vulnerability arises from insufficient validation and authentication when accessing REST API endpoints. “An attacker could exploit this vulnerability if they are able to send

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…

Cisco fixed maximum severity flaw CVE-2026-20223 in Secure Workload

Cisco fixed a critical Secure Workload flaw (CVE-2026-20223) that could let attackers gain Site Admin privileges through crafted API requests. Cisco released patches for a critical vulnerability, tracked as CVE-2026-20223 (CVSS score of 10.0), in Secure Workload. The flaw stems from insufficient validation and authentication in REST API endpoints. According to Cisco, remote attackers could…

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…

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…

U.S. CISA adds a flaw in Cisco Catalyst SD-WAN  to its Known Exploited Vulnerabilities catalog

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) adds a flaw in Cisco Catalyst SD-WAN to its Known Exploited Vulnerabilities catalog. The U.S. Cybersecurity and Infrastructure Security Agency (CISA) added a flaw in Cisco Catalyst SD-WAN, tracked as CVE-2026-20182 (CVSS score of 10.0), to its Known Exploited Vulnerabilities (KEV) catalog. Cisco fixed CVE-2026-20182, a flaw in SD-WAN control…

Cisco Catalyst SD-WAN Controller Auth Bypass Actively Exploited to Gain Admin Access

Cisco has released updates to address a maximum-severity authentication bypass flaw in Catalyst SD-WAN Controller that it said has been exploited in limited attacks. The vulnerability, tracked as CVE-2026-20182, carries a CVSS score of 10.0. “A vulnerability in the peering authentication in Cisco Catalyst SD-WAN Controller, formerly SD-WAN vSmart, and Cisco Catalyst SD-WAN Manager, formerly

Cisco patches high-severity flaws enabling SSRF, code execution attacks

Cisco fixed several high‑severity flaws in its enterprise products, including SSRF bugs in Unity Connection that could enable code execution or service disruption. Cisco released patches for multiple high‑severity vulnerabilities affecting its enterprise products. Successful exploitation could allow code execution, server‑side request forgery (SSRF), or denial‑of‑service attacks. Two notable flaws, CVE‑2026‑20034 and CVE‑2026‑20035, impact Cisco…

Infected Cisco firewalls need cold start to clear persistent Firestarter backdoor

Security researchers have discovered a chilling backdoor aimed at Cisco System firewalls that exploits unpatched vulnerabilities to maintain persistence, even after patching. This means that attackers can continue to access compromised devices without re-exploiting the holes. At risk are devices running Cisco ASA or Firepower software, including certain Firepower and Secure Firewall devices. So far, however,…

CISA reports persistent FIRESTARTER backdoor on Cisco ASA device in federal network

CISA said a federal Cisco Firepower ASA device was infected with the FIRESTARTER backdoor in Sept 2025, and it survived security patches. CISA revealed that a U.S. federal civilian agency’s Cisco Firepower device running ASA software was compromised in September 2025 by the FIRESTARTER backdoor. The malware reportedly persisted even after security patches were applied,…

New Cisco firewall malware can only be killed by pulling the plug

Suspected state-sponsored attackers are using a custom backdoor to persistently compromise Cisco security devices (firewalls), the US CISA and the UK National Cyber Security Centre warned on Thusday. “The [Firestarter] malware (…) is relevant for both Cisco Firepower and Secure Firewall devices; however, CISA has only observed a successful implant of the malware in the…

US, UK agencies warn hackers were hiding on Cisco firewalls long after patches were applied

A state-sponsored hacking group has implanted a custom backdoor on Cisco network security devices that can survive firmware updates and standard reboots, U.S. and British cybersecurity authorities disclosed Thursday, marking a significant escalation in a campaign that has targeted government and critical infrastructure networks since at least late 2025. The Cybersecurity and Infrastructure Security Agency…

CISA flags another Cisco Catalyst SD-WAN Manager bug as exploited (CVE-2026-20133)

CISA added eight new vulnerabilities to its Known Exploited Vulnerabilities (KEV) catalog, including a Cisco Catalyst SD-WAN Manager vulnerability (CVE-2026-20133) that Cisco has yet to flag as exploited. Three Cisco Catalyst SD-WAN Manager vulnerabilities Alongside CVE-2026-20133, CISA has also listed CVE-2026-20128 and CVE-2026-20122 – two other Catalyst SD-WAN Manager vulnerabilities – as being leveraged in…

U.S. CISA adds Cisco Catalyst, Kentico Xperience, PaperCut NG/MF, Synacor ZCS, Quest KACE SMA, and JetBrains TeamCity flaws to its Known Exploited Vulnerabilities catalog

U.S. Cybersecurity and Infrastructure Security Agency (CISA) adds Cisco Catalyst, Kentico Xperience, PaperCut NG/MF, Synacor ZCS, Quest KACE SMA, and JetBrains TeamCity flaws to its Known Exploited Vulnerabilities catalog. The U.S. Cybersecurity and Infrastructure Security Agency (CISA) added Cisco Catalyst, Kentico Xperience, PaperCut NG/MF, Synacor ZCS, Quest KACE SMA, and JetBrains TeamCity flaws to its Known…

Flawed Cisco update threatens to stop APs from getting further patches

Cisco admins are scrambling to patch a critical flash memory overflow vulnerability in over 200 Cisco Systems IOS XE-based models of wireless access points (APs), caused by a recent flawed software update. If the issue is not corrected quickly, the AP’s memory will become so flooded that new software updates will be blocked and the…

Cisco Systems issues three advisories for critical vulnerabilities in Webex, ISE

Admins who use Cisco Webex Services configured to use trust anchors within the SSO integration with Control Hub must install a new identity provider certificate to close a critical vulnerability, or risk losing access control. Cisco said in an advisory this week that admins must upload a new identity provider (IdP) SAML certificate to Webex…

Cisco Systems issues three advisories for critical vulnerabilities in Webex, ISE

Admins who use Cisco Webex Services configured to use trust anchors within the SSO integration with Control Hub must install a new identity provider certificate to close a critical vulnerability, or risk losing access control. Cisco said in an advisory this week that admins must upload a new identity provider (IdP) SAML certificate to Webex…

Cisco fixed four critical flaws in Identity Services and Webex

Cisco fixed four critical flaws in Identity Services and Webex that could allow code execution and user impersonation. Cisco has addressed four critical vulnerabilities affecting its Identity Services and Webex platforms. The flaws could allow attackers to execute arbitrary code and impersonate any user within the affected services. The issues pose serious security risks, prompting…

Cisco Patches Four Critical Identity Services, Webex Flaws Enabling Code Execution

Cisco has announced patches to address four critical security flaws impacting Identity Services and Webex Services that could result in arbitrary code execution and allow an attacker to impersonate any user within the service. The details of the vulnerabilities are below – CVE-2026-20184 (CVSS score: 9.8) – An improper certificate validation in the integration of single sign-on…

Agentic AI memory attacks spread across sessions and users, and most organizations aren’t ready

In this Help Net Security interview, Idan Habler, AI Security Researcher at Cisco, breaks down a threat most security teams haven’t named yet: agentic memory as an attack surface. Habler walks through MemoryTrap, a disclosed and remediated method to compromise Claude Code’s memory, showing how a single poisoned memory object can spread across sessions, users,…

High-Severity Vulnerabilities, Supply Chain Breaches, and AI Threats Redefine Cybersecurity This Week

Major Threats & Vulnerabilities High-Severity Flaws A newly disclosed Cisco IMC vulnerability (CVSS 9.8) allows unauthenticated attackers to gain full administrative access to UCS servers. Cisco has issued patches, and while no active exploitation has been observed, immediate updates are strongly advised. In another critical discovery, a GIGABYTE Control Center flaw enables remote code execution…

Cisco IMC auth bypass vulnerability allows attackers to alter user passwords (CVE-2026-20093)

Cisco has fixed ten vulnerabilities affecting its Integrated Management Controller (IMC), the most critical of which (CVE-2026-20093) could allow an unauthenticated, remote attacker to bypass authentication and gain access to the system as Admin. Cisco ICM riddled with vulnerabilities Cisco Integrated Management Controller is a built-in hardware management system used in Cisco servers. It allows…

Cisco fixes critical IMC auth bypass present in many products

Cisco has released patches for a critical vulnerability in its out-of-band management solution, present in many of its servers and appliances. The flaw allows unauthenticated remote attackers to gain admin access to the Cisco Integrated Management Controller (IMC), which gives administrators remote control over servers even when the main OS is shut down. The vulnerability,…

Cisco fixed critical and high-severity flaws

Cisco fixed critical flaws that could allow attackers to bypass authentication, run code, and gain access to sensitive data. Cisco released patches for two critical and six high-severity vulnerabilities. These flaws could let attackers bypass authentication, execute malicious code, escalate privileges, and access sensitive information. One of these critical flaws is CVE-2026-20093 (CVSS score of…

Cisco Reimagines Security for the Agentic Workforce

COMPANY NEWS:  With end-to-end security across AI actions, Cisco is helping organizations confidently deploy AI agents at scale News Summary: Cisco extends Zero Trust Access to agents with agent discovery in Cisco Identity Intelligence, agentic Identity and Access Management (IAM) in Duo, and model context protocol (MCP) policy enforcement and adaptive risk protection in Secure Access…

Cisco FMC flaw was exploited by Interlock weeks before patch (CVE-2026-20131)

A critical vulnerability (CVE-2026-20131) in Cisco Secure Firewall Management Center (FMC) that Cisco disclosed and patched in early March 2026 has been exploited as a zero-day by the Interlock ransomware gang, Amazon CISO and VP of Security Engineering CJ Moses revealed. “Our research [using Amazon’s MadPot system of honeypots] found that Interlock was exploiting this…

U.S. CISA adds a flaw in Cisco FMC and Cisco SCC Firewall Management to its Known Exploited Vulnerabilities catalog

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) adds a flaw in Cisco FMC and Cisco SCC Firewall Management to its Known Exploited Vulnerabilities catalog. The U.S. Cybersecurity and Infrastructure Security Agency (CISA) added a flaw in Cisco Secure Firewall Management Center (FMC) Software and Cisco Security Cloud Control (SCC) Firewall Management, tracked as CVE-2026-20131 (CVSS score…

Interlock group exploiting the CISCO FMC flaw CVE-2026-20131 36 days before disclosure

The Interlock ransomware group has exploited a Cisco FMC zero-day RCE vulnerability in attacks since late January. The Interlock ransomware group has been exploiting a critical zero-day RCE vulnerability, tracked as CVE-2026-20131 (CVSS score of 10.0), in Cisco Secure Firewall Management Center (FMC) since late January. The vulnerability is a remote code execution flaw that…

Cisco’s latest vulnerability spree has a more troubling pattern underneath

Cisco customers have confronted a flood of actively exploited vulnerabilities affecting the vendor’s network edge software since late February, and researchers say that five of the nine vulnerabilities Cisco disclosed in its firewalls and SD-WAN systems over the past three weeks have already been exploited in the wild.  Attackers exploited a pair of these defects…