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GO-2026-4338 Unexpected code execution when invoking toolchain in cmd/go

🗓️ 28 Jan 2026 19:07:48Reported by GoogleType 
osv
 osv
🔗 osv.dev👁 4 Views

Go toolchain can execute code or write files when modules use malicious version strings via Mercurial or Git.

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15 May 2026 10:59Current
6.3Medium risk
Vulners AI Score6.3
CVSS 3.17
EPSS0.00007
SSVC
4