Fake Claude Code extension affected up to 5,000 users on Cursor's distribution site for about 11 hours; an opportunity to review development environment extension …

Cursor has announced that it confirmed a security incident in version 2.1.313 of "Anthropic.claude-code," which was ...
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Official Claude Code Extension on Cursor Marketplace Trojanized with Persistent SSH Backdoor

A compromised Claude Code VS Code extension added an SSH key, installed persistence, and sent host details before version 2.1 ...
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Claude Code extension hacked: SSH backdoor puts 5,000 Cursor users potentially at risk

A malicious version of the Claude Code extension reportedly contained hidden code capable of opening remote access to ...

Malicious Claude Code extension on Cursor planted SSH backdoors

A malicious version of Anthropic's Claude Code VS Code extension was distributed through Cursor's extension marketplace for ...

Anthropic VS code extension on Cursor backdoored for nearly 12 hours

An official extension for Anthropic’s Claude model was backdoored and threatened as many as 5,000 developers’ machines, ...