Debian DSA-4889-1: MediaWiki DoS And XSS Critical Security Update
debian
April 10, 2021
Multiple security issues were found in MediaWiki, a website engine for collaborative work, which could result in incomplete page/blocking protection, denial of service or cross-sit...
Topics Covered
Summary
Multiple security issues were found in MediaWiki, a website engine for
collaborative work, which could result in incomplete page/blocking
protection, denial of service or cross-site scripting.
For the stable distribution (buster), these problems have been fixed in
version 1:1.31.14-1~deb10u1.
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/source-package/mediawiki
Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/
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Severity
critical
Lowest
Low
Medium
High
Critical
Package: mediawiki
CVE ID: CVE-2021-20270 CVE-2021-27291 CVE-2021-30152 CVE-2021-30159
Topics Covered
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