BragJack attacks hijack AI browser agents through malicious extensions:
BragJack, a proof-of-concept attack from Forever Security's Gal Weizman ...
bleepingcomputer.com/news/security/bragjack-attacks-hijack-ai-browser-agents-through-malicious-extensions/
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web browser developed by Microsoft
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Tech Times Sep 24
Single Extension Hijacks AI Agents in Five Browsers Without Any User Clicks: Browser AI agent security research: security researcher Gal Weizman of Forever ...
techtimes.com/articles/327778/20260920/single-extension-hijacks-ai-agents-five-browsers-without-any-user-clicks.htm
Malware bypasses browser checks to force install Chrome, Edge extensions: A banking malware operation active since mid-2025 has been using a toolkit named ...
bleepingcomputer.com/news/security/malware-bypasses-browser-checks-to-force-install-chrome-edge-extensions/
Popular Chrome extensions were quietly weaponized to steal crypto from 80,000 users
techspot.com/news/113708-cyber-criminals-abused-popular-chrome-edge-extensions-steal.html
Chrome Web Store extensions caught stealing crypto, browser data: Multiple extensions for Google Chrome and Microsoft Edge delivered a malware framework that ...
bleepingcomputer.com/news/security/chrome-web-store-extensions-caught-stealing-crypto-browser-data/
Google Chrome fails users again by letting malicious Perplexity extension slip through
neowin.net/news/google-chrome-fails-users-again-by-letting-malicious-perplexity-extension-slip-through/
Millions of Chrome and Edge Users Exposed To Alarming Exploit by Google Security Blunder
hothardware.com/news/millions-of-chrome-and-edge-users-exposed-after-google-security-blunder
Popular Chrome extension "Save Image as Type" was hijacked, impacting over 1 million users
techspot.com/news/111737-popular-chrome-extension-save-image-type-hijacked-impacting.html
WindowsCentral Mar 17
Google promoted a malicious Chrome extension after Microsoft banned it — and it lasted for over a year
windowscentral.com/software-apps/google-promoted-a-malicious-chrome-extension-after-microsoft-banned-it
microsoft.com Mar 05
Malicious AI Assistant Extensions Harvest LLM Chat Histories: Malicious AI browser extensions collected LLM chat histories and browsing data from platforms such ...
microsoft.com/en-us/security/blog/2026/03/05/malicious-ai-assistant-extensions-harvest-llm-chat-histories/
GhostPoster: 17 malware browser extensions you should delete ASAP: Cybersecurity researchers identified malware-infected browser extensions on Chrome, Firefox ...
mashable.com/article/malicious-browser-extensions-malware-delete
DarkSpectre Malware Campaign Infected 8.8 Million Chrome, Edge & Firefox Users: DarkSpectre refers to three malware campaigns tied to malicious browser ...
hothardware.com/news/darkspectre-malware-campaign-infected-88-million-users
Popular Chrome and Edge extensions go rogue, infecting over 4 million devices with spyware
techspot.com/news/110492-malicious-chrome-edge-extensions-infected-over-43-million.html
Google Chrome gives free 12-month Adobe Photoshop Web subscription: Here’s how to avail the offer
financialexpress.com/life/technology-google-chrome-gives-free-12-month-adobe-photoshop-web-subscription-heres-how-to-avail-the-offer-4055643/
Use AI browsers? Be careful. This exploit turns trusted sites into weapons - here's how
zdnet.com/article/use-ai-browsers-be-careful-this-exploit-turns-trusted-sites-into-weapons-heres-how/
Researchers uncover flaw letting hackers hijack AI browser assistants via legitimate websites
ynetnews.com/tech-and-digital/article/rjjkf87w11x
Computerworld Oct 24 25
AI browsers can be abused by malicious AI sidebar extensions: Report: Infosec leaders need to be prepared for AI sidebar spoofing attacks, say researchers.
computerworld.com/article/4078274/ai-browsers-can-be-abused-by-malicious-ai-sidebar-extensions-report.html
Malicious extensions can use ChatGPT to steal your personal data - here's how: Browser extensions can access the prompts of commercial and internal AIs to snag ...
zdnet.com/article/malicious-extensions-can-use-chatgpt-to-steal-your-personal-data-heres-how/
Chrome and Edge browser extensions secretly hijacked, spied on millions of users: According to researchers at Koi Security, the malicious extensions were part of ...
techspot.com/news/108641-chrome-edge-extensions-secretly-hijacked-spied-millions-users.html
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