[DSA 6208-1] mediawiki security update

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Debian Security Advisory DSA-6208-1                   [email protected]
https://www.debian.org/security/                       Moritz Muehlenhoff
April 12, 2026                        https://www.debian.org/security/faq
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Package        : mediawiki
CVE ID         : CVE-2026-34086 CVE-2026-34087 CVE-2026-34088
                 CVE-2026-34091 CVE-2026-34092 CVE-2026-34093 
                 CVE-2026-34094 CVE-2026-34095 CVE-2026-5266

Multiple security issues were discovered in MediaWiki, a website engine
for collaborative work, which could result in information disclosure or
incomplete permission checks.

For the oldstable distribution (bookworm), these problems have been fixed
in version 1:1.39.17-1+deb12u2.

For the stable distribution (trixie), these problems have been fixed in
version 1:1.43.8+dfsg-1~deb13u1.

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

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: [email protected]
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