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.
https://pkg.go.dev/vuln/GO-2026-4871
https://groups.google.com/g/golang-announce/c/0uYbvbPZRWU
https://go.dev/issue/78335
https://go.dev/cl/763768
Source: Mitre, NVD
Published: 2026-04-08
Updated: 2026-04-08
Base Score: 6.8
Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P
Severity: Medium
Base Score: 9.8
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Severity: Critical
EPSS: 0.00008