#extension


WeaselBiscuit Stealer Spreads via 13 npm Packages to Harvest Chrome Extension Storage

Sep 18, 2026 // 23:48

Cybersecurity researchers have discovered a cluster of 13 npm packages that have been found to deliver a previously undocumented JavaScript stealer codenamed WeaselBiscuit. The new […]

One Extension Could Hijack AI Assistants Across Chrome, Comet, Edge, Opera Neon and Claude

Sep 16, 2026 // 17:40

Security researchers at Forever Security have shown that one ordinary browser extension could take control of the AI assistants built into five Chromium-based products: Gemini […]

Twitch extension with 30K installs exposes users’ OAuth tokens

Sep 14, 2026 // 23:43

A browser extension called Twitch Enhanced Viewer | JeetBot, available in the official Chrome and Firefox stores, sends users’ Twitch OAuth session tokens to a […]

Malicious Twitch Browser Extension Leaks OAuth Tokens From Nearly 31,000 Users

Sep 14, 2026 // 11:51

A malicious cross-store Twitch browser extension has leaked OAuth tokens associated with nearly 31,000 users to proxy servers operated by a Russian commercial bot service. […]

Critical RCE flaw in Windows IKE Extension now actively exploited

Aug 19, 2026 // 13:17

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) warned that hackers are exploiting a critical-severity remote code execution (RCE) flaw in the Windows Internet Key […]

Adobe Acrobat Extension Flaw Let Malicious Sites Read WhatsApp Web Data

Jul 22, 2026 // 18:10

Cybersecurity researchers have disclosed details of a now-patched vulnerability chain in the Adobe Acrobat Chrome extension that has over 314 million users, which, if exploited, […]

Adobe Chrome extension flaw let sites access private WhatsApp chats

Jul 22, 2026 // 16:36

The Adobe Acrobat extension for Chrome could be used to access conversations and data rendered in WhatsApp Web without any form of authentication. The attack […]

Claude Chrome extension flaw lets malicious extensions trigger AI actions

Jul 16, 2026 // 22:57

A flaw in Anthropic’s Claude for Chrome browser extension could allow a malicious extension to trigger predefined AI actions by simulating user clicks, potentially allowing […]

Fake Perplexity extension on Chrome Web Store tracked searches

Jun 30, 2026 // 23:40

A malicious extension in the Chrome Web Store is masquerading as the Perplexity AI answer engine, intercepting search traffic and collecting browsing information. Called “Search […]

Malicious Perplexity Chrome Extension Intercepted Searches and Address Bar Input

Jun 30, 2026 // 03:05

Microsoft has found a malicious Chrome extension that posed as the AI search engine Perplexity and quietly logged what people searched for. It routed every […]

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