SECURITYACTIVE
21 mins ago
Cursor confirms security breach led to malicious Claude Code extension
SIGNALSMONITORSECURITY
What's happening
SignalsMonitor is following this as a security story. BleepingComputer is the outlet attached so far. The first report grouped here was at 14 Nov 2026, 17:27 UTC. The headline in use is “Cursor confirms security breach led to malicious Claude Code extension”. This note is SignalsMonitor's own briefing, not the publisher's article.
What we know
Cursor confirmed it suffered a security breach that let hackers distribute a malicious Claude Code extension through its marketplace after stealing credentials from AI infrastructure provider Fireworks AI. [...
BleepingComputerRead at BleepingComputer
Story timeline
Reports grouped into this story, earliest first. Exact repeats from the same outlet are collapsed.
- First reported by BleepingComputer
Cursor confirms security breach led to malicious Claude Code extension
Reported by 1 outlet
- BleepingComputer