CVE-2026-25679

Name	CVE-2026-25679
Description	url.Parse insufficiently validated the host/authority component and accepted some invalid URLs.
Source	CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
golang-1.15 (PTS)	bullseye	1.15.15-1~deb11u4	fixed
golang-1.19 (PTS)	bookworm	1.19.8-2	fixed
golang-1.24 (PTS)	trixie	1.24.4-1	fixed
	forky, sid	1.24.13-2	fixed
golang-1.25 (PTS)	forky, sid	1.25.8-1	fixed
golang-1.26 (PTS)	forky, sid	1.26.1-1	fixed

The information below is based on the following data on fixed versions.

Package	Type	Release	Fixed Version
golang-1.15	source	(unstable)	(not affected)
golang-1.19	source	(unstable)	(not affected)
golang-1.24	source	(unstable)	(not affected)
golang-1.25	source	(unstable)	1.25.8-1
golang-1.26	source	(unstable)	1.26.1-1

Notes

- golang-1.24 <not-affected> (Vulnerable code introduced later)
- golang-1.19 <not-affected> (Vulnerable code introduced later)
- golang-1.15 <not-affected> (Vulnerable code introduced later)
https://github.com/golang/go/issues/77578
Introduced with: https://github.com/golang/go/commit/f6f4e8b3ef21299db1ea3a343c3e55e91365a7fd (go1.26rc1)
Introduced with: https://github.com/golang/go/commit/9fd3ac8a10272afd90312fef5d379de7d688a58e (go1.25.2)
Introduced with: https://github.com/golang/go/commit/d6d2f7bf76718f1db05461cd912ae5e30d7b77ea (go1.24.8)
Fixed by: https://github.com/golang/go/commit/65c7d7a9fb3a9d1fbf1e702a211b8cc3a7bedb53 (go1.26.1)
Fixed by: https://github.com/golang/go/commit/d8174a9500d53784594b198f6195d1fae8dfe803 (go1.25.8)
Fix for CVE-2026-25679 depends on the fix for CVE-2025-47912