HIGHCVE-2026-27140Published Modified CNA Go
CVE-2026-27140: Code execution vulnerability in SWIG code generation in cmd/go
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.
Metrics
- CVSS v3.1
- 8.8
- Severity
- HIGH
- Fixed in
- 1.25.9
- Affected Products
- 1
Fix available
1.25.91.26.2
Affected packages
- Go toolchain / cmd/go< 1.25.9 (from 0) · < 1.26.2 (from 1.26.0-0)
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HReferences