Astra Linux – Vulnerability in mapserver

MapServer is a system for developing web-based GIS applications. Starting from version 4.2 and before version 8.6.1, a heap-buffer-overflow write in MapServer’s SLD Styled Layer Descriptor parser allowed a remote, unauthenticated attacker to crash the MapServer process by sending a crafted SLD...

Astra Linux – Vulnerability in mapserver

MapServer is a system for developing web-based GIS applications. Prior to version 8.4.1, the XML Filter Query directive’s PropertyName was vulnerable to Boolean-based SQL injection. It seems that expression checking was bypassed by introducing double quote characters in PropertyName, allowing...

Security update for mapserver (important)

openSUSE security update: security update for mapserver ------------------------------------------------------------- Announcement ID: openSUSE-SU-2026:20857-1 Rating: important References: bsc1260869 bsc1266663 Cross-References: CVE-2026-33721 CVE-2026-45104 Affected Products: openSUSE Leap 16.0...

Linux Distros Unpatched Vulnerability : CVE-2026-45104

"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - MapServer is a system for developing web-based GIS applications. From 6.4.0 to before 8.6.3, msSLDParseUserStyle always calls SLDApplyRuleValuespsRule, psLayer...

OPENSUSE-SU-2026:20857-1 Security update for mapserver

This update for mapserver fixes the following issues: Changes in mapserver: - Update to releasee 8.6.3 SLD parser: fix out of bounds access on SLD with only a Rule with a ElseFilter but without a symbolizer CVE-2026-33721, boo1260869 CVE-2026-45104, boo1266663...

[SECURITY] Fedora 43 Update: mapserver-8.6.3-1.fc43

MapServer is an Open Source platform for publishing spatial data and interactive mapping applications to the web...

SUSE CVE-2026-45104

MapServer is a system for developing web-based GIS applications. From 6.4.0 to before 8.6.3, msSLDParseUserStyle always calls SLDApplyRuleValuespsRule, psLayer, 1; for any carrying - it assumes msSLDParseRule added one class. When the rule has no symbolizer a structurally valid SLD, msSLDParseRul...

Fedora 43 : mapserver (2026-1aa6743d40)

The remote Fedora 43 host has a package installed that is affected by a vulnerability as referenced in the FEDORA-2026-1aa6743d40 advisory. Update to mapserver-8.6.3. Tenable has extracted the preceding description block directly from the Fedora security advisory. Note that Nessus has not tested...

CVE-2026-45104

A flaw was found in MapServer. A remote attacker can exploit this vulnerability by sending a specially crafted Styled Layer Descriptor SLD via the Web Map Service WMS SLDBODY parameter. This can lead to a NULL pointer dereference, causing a Denial of Service DoS condition...

CVE-2026-45104

MapServer is a system for developing web-based GIS applications. From 6.4.0 to before 8.6.3, msSLDParseUserStyle always calls SLDApplyRuleValuespsRule, psLayer, 1; for any carrying — it assumes msSLDParseRule added one class. When the rule has no symbolizer a structurally valid SLD, msSLDParseRul...

DEBIAN-CVE-2026-45104

MapServer is a system for developing web-based GIS applications. From 6.4.0 to before 8.6.3, msSLDParseUserStyle always calls SLDApplyRuleValuespsRule, psLayer, 1; for any carrying — it assumes msSLDParseRule added one class. When the rule has no symbolizer a structurally valid SLD, msSLDParseRul...

UBUNTU-CVE-2026-45104

MapServer is a system for developing web-based GIS applications. From 6.4.0 to before 8.6.3, msSLDParseUserStyle always calls SLDApplyRuleValuespsRule, psLayer, 1; for any carrying — it assumes msSLDParseRule added one class. When the rule has no symbolizer a structurally valid SLD, msSLDParseRul...

CVE-2026-45104

MapServer is a system for developing web-based GIS applications. From 6.4.0 to before 8.6.3, msSLDParseUserStyle always calls SLDApplyRuleValuespsRule, psLayer, 1; for any carrying — it assumes msSLDParseRule added one class. When the rule has no symbolizer a structurally valid SLD, msSLDParseRul...

CVE-2026-45104 MapServer: NULL pointer dereference in SLD `<ElseFilter>` rule parsing reachable via WMS `SLD_BODY`

MapServer is a system for developing web-based GIS applications. From 6.4.0 to before 8.6.3, msSLDParseUserStyle always calls SLDApplyRuleValuespsRule, psLayer, 1; for any carrying — it assumes msSLDParseRule added one class. When the rule has no symbolizer a structurally valid SLD, msSLDParseRul...

CVE-2026-45104

MapServer is a system for developing web-based GIS applications. From 6.4.0 to before 8.6.3, msSLDParseUserStyle always calls SLDApplyRuleValuespsRule, psLayer, 1; for any carrying — it assumes msSLDParseRule added one class. When the rule has no symbolizer a structurally valid SLD, msSLDParseRul...

CVE-2026-45104 MapServer: NULL pointer dereference in SLD `<ElseFilter>` rule parsing reachable via WMS `SLD_BODY`

MapServer is a system for developing web-based GIS applications. From 6.4.0 to before 8.6.3, msSLDParseUserStyle always calls SLDApplyRuleValuespsRule, psLayer, 1; for any carrying — it assumes msSLDParseRule added one class. When the rule has no symbolizer a structurally valid SLD, msSLDParseRul...

CVE-2026-45104 MapServer: NULL pointer dereference in SLD `<ElseFilter>` rule parsing reachable via WMS `SLD_BODY`

MapServer is a system for developing web-based GIS applications. From 6.4.0 to before 8.6.3, msSLDParseUserStyle always calls SLDApplyRuleValuespsRule, psLayer, 1; for any carrying — it assumes msSLDParseRule added one class. When the rule has no symbolizer a structurally valid SLD, msSLDParseRul...

EUVD-2026-32631

MapServer is a system for developing web-based GIS applications. From 6.4.0 to before 8.6.3, msSLDParseUserStyle always calls SLDApplyRuleValuespsRule, psLayer, 1; for any carrying — it assumes msSLDParseRule added one class. When the rule has no symbolizer a structurally valid SLD, msSLDParseRul...

CVE-2026-45104

MapServer CVE-2026-45104 describes a NULL pointer dereference in SLD parsing of rules when exposed via WMS SLD_BODY. From 6.4.0 through before 8.6.3, msSLDParseUserStyle calls _SLDApplyRuleValues(psRule, psLayer, 1) for any with , assuming one class was added. If the rule has no symbolizer (sti...

PT-2026-44078

Name of the Vulnerable Software and Affected Versions MapServer versions 6.4.0 through 8.6.2 Description A NULL pointer dereference occurs when the msSLDParseUserStyle function calls SLDApplyRuleValuespsRule, psLayer, 1 for any containing an . The system assumes msSLDParseRule added one class;...