Debian Security Advisory

DSA-5021-1 mediawiki -- security update

Date Reported:
15 Dec 2021
Affected Packages:
mediawiki
Vulnerable:
Yes
Security database references:
In Mitre's CVE dictionary: CVE-2021-44857, CVE-2021-44858, CVE-2021-45038.
More information:

Multiple security issues were discovered in MediaWiki, a website engine for collaborative work: Vulnerabilities in the mcrundo and rollback actions may allow an attacker to leak page content from private wikis or to bypass edit restrictions.

For additional information please refer to https://www.mediawiki.org/wiki/2021-12_security_release/FAQ

For the oldstable distribution (buster), these problems have been fixed in version 1:1.31.16-1+deb10u2.

For the stable distribution (bullseye), these problems have been fixed in version 1:1.35.4-1+deb11u2.

We recommend that you upgrade your mediawiki packages.

For the detailed security status of mediawiki please refer to its security tracker page at: https://security-tracker.debian.org/tracker/mediawiki