CVE-2015-8622

Name	CVE-2015-8622
Description	Cross-site scripting (XSS) vulnerability in MediaWiki before 1.23.12, 1.24.x before 1.24.5, 1.25.x before 1.25.4, and 1.26.x before 1.26.1, when is configured with a relative URL, allows remote authenticated users to inject arbitrary web script or HTML via wikitext, as demonstrated by a wikilink to a page named "javascript:alert('XSS!')."
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
NVD severity	medium

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
mediawiki (PTS)	stretch	1:1.27.7-1~deb9u3	fixed
	stretch (security)	1:1.27.7-1~deb9u7	fixed
	buster	1:1.31.10-1~deb10u1	fixed
	buster (security)	1:1.31.12-1~deb10u1	fixed
	bullseye, sid	1:1.35.1-1	fixed

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

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
mediawiki	source	squeeze	(unfixed)	end-of-life
mediawiki	source	(unstable)	1:1.25.5-1	low

Notes

[wheezy] - mediawiki <no-dsa> (Minor issue)
[squeeze] - mediawiki <end-of-life> (Not supported in Squeeze LTS)
https://phabricator.wikimedia.org/T117899