ELA-674-1 mediawiki security update

cross-site-scripting

2022-09-05
Packagemediawiki
Version1:1.27.7-1+deb9u12 (stretch)
Related CVEs CVE-2022-28201 CVE-2022-28202 CVE-2022-34911 CVE-2022-34912


Several security vulnerabilities were discovered in mediawiki, a website engine for collaborative work. Insufficiently escaped input text may allow a malicious user to perform cross-site-scripting (XSS) attacks.



For Debian 9 stretch, these problems have been fixed in version 1:1.27.7-1+deb9u12.

We recommend that you upgrade your mediawiki packages.

Further information about Extended LTS security advisories can be found in the dedicated section of our website.