CVE-2023-39318

Name	CVE-2023-39318
Description	The html/template package does not properly handle HTML-like "" comment tokens, nor hashbang "#!" comment tokens, in <script> contexts. This may cause the template parser to improperly interpret the contents of <script> contexts, causing actions to be improperly escaped. This may be leveraged to perform an XSS attack.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, 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-1.11 (PTS)	buster	1.11.6-1+deb10u4	vulnerable
	buster (security)	1.11.6-1+deb10u7	vulnerable
golang-1.15 (PTS)	bullseye	1.15.15-1~deb11u4	vulnerable
golang-1.19 (PTS)	bookworm	1.19.8-2	vulnerable
golang-1.21 (PTS)	sid, trixie	1.21.9-1	fixed
golang-1.7 (PTS)	stretch (security), stretch (lts), stretch	1.7.4-2+deb9u5	vulnerable

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

Package	Type	Release	Fixed Version
golang-1.11	source	(unstable)	(unfixed)
golang-1.15	source	(unstable)	(unfixed)
golang-1.19	source	(unstable)	(unfixed)
golang-1.20	unknown	(unstable)	1.20.8-1
golang-1.21	source	(unstable)	1.21.1-1
golang-1.7	source	(unstable)	(unfixed)

Notes

[bookworm] - golang-1.19 <no-dsa> (Minor issue)
[bullseye] - golang-1.15 <no-dsa> (Minor issue)
[buster] - golang-1.11 <postponed> (Limited support, minor issue, follow bullseye DSAs/point-releases)
https://go.dev/issue/62196
https://github.com/golang/go/commit/b0e1d3ea26e8e8fce7726690c9ef0597e60739fb (go1.21.1)
https://github.com/golang/go/commit/023b542edf38e2a1f87fcefb9f75ff2f99401b4c (go1.20.8)
https://groups.google.com/g/golang-announce/c/Fm51GRLNRvM
[stretch] - golang-1.7 <postponed> (Limited support, follow buster DLAs)