Discussion on "How to Check If Your Claude Code Installation Is Affected by CVE-2026-39861 (CVSS 7.7)"

Armor1 · 2026-05-08T02:33:53.489Z

CVE-2026-39861 is a sandbox escape in Claude Code, patched in version 2.1.64. The vulnerability allows file writes to land outside the workspace directory by exploiting symbolic link following across

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How to Check If Your Claude Code Installation Is Affected by CVE-2026-39861 (CVSS 7.7)

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