CVE-2026-27140

HIGH

8.8

Description

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.

CVE Details

CVSS v3.1 Score8.8

SeverityHIGH

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

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionREQUIRED

Published4/8/2026

Last Modified4/16/2026

Sourcenvd

Honeypot Sightings0

Affected Products

golang:go

Weaknesses (CWE)

CWE-863

References

https://go.dev/cl/763768(security@golang.org)

https://go.dev/issue/78335(security@golang.org)

https://groups.google.com/g/golang-announce/c/0uYbvbPZRWU(security@golang.org)

https://pkg.go.dev/vuln/GO-2026-4871(security@golang.org)

IOC Correlations

No correlations recorded

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