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PEEP Turns Chrome and Edge Into Post-Compromise Backdoors for Host Command Execution

PEEP Turns Chrome and Edge Into Post-Compromise Backdoors for Host Command Execution

Cybersecurity researchers have disclosed details of a complex Chromium-based post-exploitation toolkit called PEEP that masquerades as a bookmarks extension for the web browser. “Requiring prior administrative or code execution access, its installer injects the extension directly into Chrome/Edge profiles, bypassing Web Store checks and user prompts by forging Chromium’s ownRead More »PEEP Turns Chrome and Edge Into Post-Compromise Backdoors for Host Command Execution

What are agentic pentesting tools?

Traditional security testing tools excel at applying proven security checks quickly and consistently. Agentic pentesting tools add another dimension: they use AI agents to explore applications, adapt their testing based on runtime behavior, and investigate attack paths that may require multiple steps or changing strategies…. Read more The post WhatRead More »What are agentic pentesting tools?

Fake IT Calls Target Executives in Microsoft 365 Data Theft and Extortion Attacks

Fake IT Calls Target Executives in Microsoft 365 Data Theft and Extortion Attacks

Threat hunters have disclosed details of a widespread data theft and extortion threat cluster that’s targeting Microsoft 365 and other software-as-a-service (SaaS) offerings through information technology (IT) help desk vishing, adversary-in-the-middle (AitM) token theft, and residential-proxy sign-ins. The activity, which mainly singles out directors, vice presidents, and other executive staff

North Korean Hackers Deploy New Linux Espionage Toolkit

The stealthy toolkit embeds a backdoor in HAProxy and targets automotive and media organizations in South Korea for long-term surveillance. The post North Korean Hackers Deploy New Linux Espionage Toolkit appeared first on SecurityWeek.

OpenAI Agents Hijack Another Victim Website

OpenAI agents made 15,000–18,000 autonomous edits to a German wiki over three months, evading moderation and echoing tactics seen in the Hugging Face breach. The post OpenAI Agents Hijack Another Victim Website appeared first on SecurityWeek.

Adobe Commerce Zero-Day Exploited to Backdoor Online Stores

The StyleSmuggler zero-day allows attackers to execute code and deploy a stealthy backdoor on Adobe Commerce and Magento stores. The post Adobe Commerce Zero-Day Exploited to Backdoor Online Stores appeared first on SecurityWeek.

Modified ScreenConnect Clients Used in Worm-Like Campaign

The attacks rely on backdoored ScreenConnect instances to transfer and execute payloads to newly connected clients. The post Modified ScreenConnect Clients Used in Worm-Like Campaign appeared first on SecurityWeek.

Your Cloud Security Checklist Doesn’t Work the Way You Think It Does

Your Cloud Security Checklist Doesn’t Work the Way You Think It Does

If managing security across multiple cloud providers wasn’t hard enough, each one fails in a different way. For the 2026 Cloud Security Index, Intruder analyzed misconfiguration data from 3,000 organizations across AWS, Azure, and Google Cloud and found that risk profiles across providers have almost nothing in common. Here’s whatRead More »Your Cloud Security Checklist Doesn’t Work the Way You Think It Does

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