mediawiki is vulnerable to cross-site scripting. The vulnerability exsits in showSuccessPage
function in SpecialCreateAccount.php
because the username is not properly escaped which allows an attacker to inject and execute javascript.
github.com/LDAPAccountManager/lam/security/advisories/GHSA-r387-grjx-qgvw
lists.debian.org/debian-lts-announce/2022/09/msg00027.html
lists.fedoraproject.org/archives/list/[email protected]/message/7N5ZBWLNNPZKFK7Q4KEHGCJ2YELQEUJP/
lists.fedoraproject.org/archives/list/[email protected]/message/DKKOQXPYLMBSEVDHFS32BPBR3ZQJKY5B/
phabricator.wikimedia.org/T308471
security-tracker.debian.org/tracker/CVE-2022-34911
security.gentoo.org/glsa/202305-24
www.debian.org/security/2022/dsa-5246