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[SECURITY] [DSA 6257-1] postorius security update

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Debian Security Advisory DSA-6257-1                   security@debian.org
https://www.debian.org/security/                       Moritz Muehlenhoff
May 08, 2026                          https://www.debian.org/security/faq
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Package        : postorius
CVE ID         : CVE-2026-44742

A cross-site scripting vulnerability was discovered in Postorius, the
administrative web frontend for Mailman 3.

For the oldstable distribution (bookworm), this problem has been fixed
in version 1.3.8-3+deb12u1.

For the stable distribution (trixie), this problem has been fixed in
version 1.3.13-1+deb13u1.

We recommend that you upgrade your postorius packages.

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

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
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[SECURITY] [DSA 6257-1] postorius security update Moritz Muehlenhoff <jmm@debian.org> - 2026-05-08 21:00 +0200

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