๐Ÿ›ก๏ธ DEBIAN-CVE-2026-42030
โšช Unknown โœ… No Known Exploit OSV
N/A
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

MapServer is a system for developing web-based GIS applications. From version 6.0 to before version 8.6.2, a reflected XSS vulnerability in MapServer's WMS server allows an unauthenticated attacker to inject arbitrary HTML/JavaScript into the browser of any user who opens a crafted WMS URL. The vulnerability is triggered via FORMAT=application/openlayers combined with an unsanitized SRS parameter in WMS 1.3.0 requests. This issue has been patched in version 8.6.2.

Details

Severity Unknown
CVSS Score N/A
CVSS Vector N/A
CWE N/A
Public Exploit โœ… No
Source OSV
Published 2026-05-08
Updated 2026-06-14
Modified 2026-06-11
Fix URL N/A

Affected Packages

Software From version Fixed in
mapserver โ€” 8.6.2-1

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