CVE-2025-4673

Name	CVE-2025-4673
Description	Proxy-Authorization and Proxy-Authenticate headers persisted on cross-origin redirects potentially leaking sensitive information.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
Debian Bugs	1107364, 1107390

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	vulnerable
golang-1.19 (PTS)	bookworm	1.19.8-2	vulnerable
golang-1.23 (PTS)	sid	1.23.10-1	fixed
golang-1.24 (PTS)	trixie	1.24.2-2	vulnerable
	sid	1.24.4-1	fixed

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

Package	Type	Release	Fixed Version	Debian Bugs
golang-1.15	source	(unstable)	(unfixed)
golang-1.19	source	(unstable)	(unfixed)
golang-1.23	source	(unstable)	1.23.10-1	1107390
golang-1.24	source	(unstable)	1.24.4-1	1107364

Notes

[bookworm] - golang-1.19 <no-dsa> (Minor issue)
[bullseye] - golang-1.15 <postponed> (Limited support, minor issue)
https://github.com/golang/go/issues/73816
Fixed by: https://github.com/golang/go/commit/85897ca220a149333a88b1e4d63f3b751f1141f5 (go1.24.4)
Fixed by: https://github.com/golang/go/commit/b897e97c36cb62629a458bc681723ca733404e32 (go1.23.10)