Fedora 43 MapServer Key Reflected XSS Vulnerability Alert 2026-1aa6743d40
fedora
May 29, 2026
Update to mapserver-8.6.3.
Summary
MapServer is an Open Source platform for publishing spatial data and
interactive mapping applications to the web.
Update Information:
Update to mapserver-8.6.3.
Topics Covered
Change Log
* Fri May 8 2026 Sandro Mani
References
[ 1 ] Bug #2477882 - CVE-2026-42030 mapserver: MapServer: Reflected Cross-Site Scripting (XSS) via unsanitized WMS parameter [fedora-all]
https://bugzilla.redhat.com/show_bug.cgi?id=2477882
Update Instructions
This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2026-1aa6743d40' at the command line. For more information, refer to the dnf documentation available at http://dnf.readthedocs.io/en/latest/command_ref.html#upgrade-command-label
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Severity
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Name: mapserver
Product: Fedora 43
Version: 8.6.3
Release: 1.fc43
Summary: Platform for publishing spatial data and interactive mapping applications to the web
Topics Covered
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