This page tracks the Debian fix status. The vulnerability itself is described on the main CVE page. View CVE-2026-56864 →
Categories
DEBIAN-CVE-2026-56864

A malicious GOSUMDB was capable of serving arbitrary module content not contained within the transparency log. This attack allows for a coordinating G...

Original description

The description as published by the source.

A malicious GOSUMDB was capable of serving arbitrary module content not contained within the transparency log. This attack allows for a coordinating GOPROXY and GOSUMDB to serve a client malicious module content that cannot be detected by evaluating the transparency log. In order to determine if you have been affected: rm -r go.sum go.work.sum vendor/ && go mod tidy

Source: OSV.dev (Open Source Vulnerabilities) OSV

Affected packages

Debian:12 golang-1.19
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Debian:13 golang-1.24
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Debian:14 golang-1.26
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.26.6-1"}]}]
Debian:14 golang-1.27
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.27~rc3-1"}]}]

References

We use cookies for analytics and ad measurement. This setting applies to all Game co., Ltd. sites. Details