CVE-2026-27140

Code execution vulnerability in SWIG code generation in cmd/go

CVSS 8.8 HIGHEPSS 0.5%

SWIG file names containing 'cgo' and well-crafted payloads could lead to code smuggling and arbitrary code execution at build time due to trust layer bypass.

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Productos afectados

Go toolchain · cmd/go

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Referencias

https://go.dev/cl/763768 https://go.dev/issue/78335 https://groups.google.com/g/golang-announce/c/0uYbvbPZRWU https://pkg.go.dev/vuln/GO-2026-4871