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OpenAI Codex Authentication Tokens Stolen in codexui-android npm Supply Chain Attack

Cybersecurity researchers have disclosed details of a new malicious supply chain campaign that’s targeting developers using OpenAI Codex through a legitimate-looking remote web UI. The tool, named codexui-android, is advertised on GitHub and npm as a remote web UI for OpenAI Codex, attracting over 29,000 weekly downloads. The package is still available for download from…

The readiness paradox: Why a false sense of cyber confidence is becoming a liability

There’s this old proverb that’s stuck with me over the years: “Dig the well before you are thirsty.” It really means you should prepare for the crisis before it arrives. In cybersecurity, it’s a mentality that’s long underpinned investment, strategy and board-level conversations. And by many measures, organizations appear to have already ‘dug’ that well.…

Microsoft May security patch fails for some due to boot partition size glitch

“Something didn’t go as planned. Undoing changes.” That’s all the clue some Windows 11 users will get when Microsoft’s May Security Update fails to install because of insufficient free space on the EFI System Partition (ESP), leaving their systems unprotected by the dozens of patches it contained. This issue affects devices with limited free space…

Microsoft May security patch fails for some due to boot partition size glitch

“Something didn’t go as planned. Undoing changes.” That’s all the clue some Windows 11 users will get when Microsoft’s May Security Update fails to install because of insufficient free space on the EFI System Partition (ESP), leaving their systems unprotected by the dozens of patches it contained. This issue affects devices with limited free space…

New Linux PamDOORa Backdoor Uses PAM Modules to Steal SSH Credentials

Cybersecurity researchers have disclosed details of a new Linux backdoor named PamDOORa that’s being advertised on the Rehub Russian cybercrime forum for $1,600 by a threat actor called “darkworm.” The backdoor is designed as a Pluggable Authentication Module (PAM)-based post-exploitation toolkit that enables persistent SSH access by means of a magic password and specific TCP…

Mustang Panda’s New LOTUSLITE Variant Targets India Banks, South Korea Policy Circles

Cybersecurity researchers have discovered a new variant of a known malware called LOTUSLITE that’s distributed via a theme related to India’s banking sector. “The backdoor communicates with a dynamic DNS-based command-and-control server over HTTPS and supports remote shell access, file operations, and session management, indicating a continued espionage-focused capability set rather than

Newly Discovered PowMix Botnet Hits Czech Workers Using Randomized C2 Traffic

Cybersecurity researchers have warned of an active malicious campaign that’s targeting the workforce in the Czech Republic with a previously undocumented botnet dubbed PowMix since at least December 2025. “PowMix employs randomized command-and-control (C2) beaconing intervals, rather than persistent connection to the C2 server, to evade the network signature detections,” Cisco Talos

OpenAI Launches GPT-5.4-Cyber with Expanded Access for Security Teams

OpenAI on Tuesday unveiled GPT-5.4-Cyber, a variant of its latest flagship model, GPT‑5.4, that’s specifically optimized for defensive cybersecurity use cases, days after rival Anthropic unveiled its own frontier model, Mythos. “The progressive use of AI accelerates defenders – those responsible for keeping systems, data, and users safe – enabling them to find and fix problems

Masjesu Botnet Emerges as DDoS-for-Hire Service Targeting Global IoT Devices

Cybersecurity researchers have lifted the curtain on a stealthy botnet that’s designed for distributed denial-of-service (DDoS) attacks. Called Masjesu, the botnet has been advertised via Telegram as a DDoS-for-hire service since it first surfaced in 2023. It’s capable of targeting a wide range of IoT devices, such as routers and gateways, spanning multiple architectures. “Built for

Russian CTRL Toolkit Delivered via Malicious LNK Files Hijacks RDP via FRP Tunnels

Cybersecurity researchers have discovered a remote access toolkit of Russian-origin that’s distributed via malicious Windows shortcut (LNK) files that are disguised as private key folders. The CTRL toolkit, according to Censys, is custom-built using .NET and includes various executables” to facilitate credential phishing, keylogging, Remote Desktop Protocol (RDP) hijacking, and reverse tunneling

Device Code Phishing Hits 340+ Microsoft 365 Orgs Across Five Countries via OAuth Abuse

Cybersecurity researchers are calling attention to an active device code phishing campaign that’s targeting Microsoft 365 identities across more than 340 organizations in the U.S., Canada, Australia, New Zealand, and Germany. The activity, per Huntress, was first spotted on February 19, 2026, with subsequent cases appearing at an accelerated pace since then. Notably, the campaign…

New Perseus Android Banking Malware Monitors Notes Apps to Extract Sensitive Data

Cybersecurity researchers have disclosed a new Android malware family called Perseus that’s being actively distributed in the wild with an aim to conduct device takeover (DTO) and financial fraud. Perseus is built upon the foundations of Cerberus and Phoenix, at the same time evolving into a “more flexible and capable platform” for compromising Android devices…

Interlock Ransomware Exploits Cisco FMC Zero-Day CVE-2026-20131 for Root Access

Amazon Threat Intelligence is warning of an active Interlock ransomware campaign that’s exploiting a recently disclosed critical security flaw in Cisco Secure Firewall Management Center (FMC) Software. The vulnerability in question is CVE-2026-20131 (CVSS score: 10.0), a case of insecure deserialization of user-supplied Java byte stream, which could allow an unauthenticated, remote attacker to

Threat Actors Mass-Scan Salesforce Experience Cloud via Modified AuraInspector Tool

Salesforce has warned of an increase in threat actor activity that’s aimed at exploiting misconfigurations in publicly accessible Experience Cloud sites by making use of a customized version of an open-source tool called AuraInspector. The activity, per the company, involves the exploitation of customers’ overly permissive Experience Cloud guest user configurations to obtain access to…

7 factors impacting the cyber skills gap

Individuals with strong cybersecurity skills are in high demand. That’s no secret. What’s most important is the fact that the shortage is preventing many enterprises from building sustainable cybersecurity talent pipelines. According to World Economic Forum statistics, only 14% of organizations are confident they have the people and skills required to meet their cybersecurity objectives.…

Malicious Go Crypto Module Steals Passwords, Deploys Rekoobe Backdoor

Cybersecurity researchers have disclosed details of a malicious Go module that’s designed to harvest passwords, create persistent access via SSH, and deliver a Linux backdoor named Rekoobe. The Go module, github[.]com/xinfeisoft/crypto, impersonates the legitimate “golang.org/x/crypto” codebase, but injects malicious code that’s responsible for exfiltrating secrets entered via terminal password

The farmers and the mercenaries: Rethinking the ‘human layer’ in security

There’s a phrase that’s become gospel in cybersecurity: “Employees are the last line of defense.” We’ve built an entire industry around it. Billions of dollars in security awareness programs, mandatory simulations and user-reporting workflows across endpoints, applications and collaboration tools. All predicated on a premise that sounds reasonable until you examine what we’re actually asking.…

Fake IPTV Apps Spread Massiv Android Malware Targeting Mobile Banking Users

Cybersecurity researchers have disclosed details of a new Android trojan called Massiv that’s designed to facilitate device takeover (DTO) attacks for financial theft. The malware, according to ThreatFabric, masquerades as seemingly harmless IPTV apps to deceive victims, indicating that the activity is primarily singling out users looking for the online TV applications. “This new threat,…

Keenadu Firmware Backdoor Infects Android Tablets via Signed OTA Updates

A new Android backdoor that’s embedded deep into the device firmware can silently harvest data and remotely control its behavior, according to new findings from Kaspersky. The Russian cybersecurity vendor said it discovered the backdoor, dubbed Keenadu, in the firmware of devices associated with various brands, including Alldocube, with the compromise occurring during the firmware…

Malicious Chrome Extensions Caught Stealing Business Data, Emails, and Browsing History

Cybersecurity researchers have discovered a malicious Google Chrome extension that’s designed to steal data associated with Meta Business Suite and Facebook Business Manager. The extension, named CL Suite by @CLMasters (ID: jkphinfhmfkckkcnifhjiplhfoiefffl), is marketed as a way to scrape Meta Business Suite data, remove verification pop-ups, and generate two-factor authentication (2FA) codes.

How hackers turned AI into their new henchman

Your AI reads the small print, and that’s a problem. This week in episode 433 of “Smashing Security” we dig into LegalPwn – malicious instructions tucked into code comments and disclaimers that sweet-talks AI into rubber-stamping dangerous payloads (or even pretending they’re a harmless calculator). Meanwhile, new research from Anthropic reveals that hackers have already…