Security Flaw Resurfaces in Anthropic’s New Claude Cowork Tool Days After Launch - WinBuzzer Anthropic has launched Cowork with a known data exfiltration vulnerability that researchers reported in October 2025 but remained unpatched for the January 13 release.

winbuzzer.com/2026/01/17/s...

Security Flaw Resurfaces in Anthropic’s New Claude Cowork Tool Days After Launch

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