cognitive cybersecurity intelligence

News and Analysis

Search

Claude Extension Flaw Enabled Zero-Click XSS Prompt Injection via Any Website

Claude Extension Flaw Enabled Zero-Click XSS Prompt Injection via Any Website


Cybersecurity researchers have disclosed a vulnerability in Anthropic’s Claude Google Chrome Extension that could have been exploited to trigger malicious prompts simply by visiting a web page.
The flaw “allowed any website to silently inject prompts into that assistant as if the user wrote them,” Koi Security researcher Oren Yomtov said in a report shared with The Hacker News. “No clicks, no

Source: thehackernews.com –

Subscribe to newsletter

Subscribe to HEAL Security Dispatch for the latest healthcare cybersecurity news and analysis.

More Posts