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Debian Security Advisory DSA-4651-1                   security@debian.org
https://www.debian.org/security/                       Moritz Muehlenhoff
April 02, 2020                        https://www.debian.org/security/faq
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Package        : mediawiki
CVE ID         : CVE-2020-10960

It was discovered that some user-generated CSS selectors in MediaWiki, a
website engine for collaborative work, were not escaped.

The oldstable distribution (stretch) is not affected.

For the stable distribution (buster), this problem has been fixed in
version 1:1.31.7-1~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/

Mailing list: debian-security-announce@lists.debian.org