tocsin

CVE-2026-56864

2 advisories.

Go/toolchain CVE-2026-56864: unknown

Ignore unrelated, unauthenticated hashes in Lookup in golang.org/x/mod/sumdb

Action: Upgrade toolchain to 1.25.13 or later.

Upgrade Go to 1.25.13.

Upgrade Go to 1.26.6.

Upgrade Go to 1.27.0-rc.3.

Affected

introducedfixedlast affected
01.25.13-
1.26.0-01.26.6-
1.27.0-0--

Fixed versions

1.25.131.26.61.27.0-rc.3

Sources

CVE-2026-56864 · published · modified · JSON

Go/golang.org/x/mod CVE-2026-56864: unknown

Ignore unrelated, unauthenticated hashes in Lookup in golang.org/x/mod/sumdb

Action: Upgrade golang.org/x/mod to 0.40.0 or later.

go get golang.org/x/mod@v0.40.0

Affected

introducedfixedlast affected
00.40.0-

Fixed versions

0.40.0

Sources

CVE-2026-56864 · published · modified · JSON