Debian/mapserver: high 7.5
MapServer is a system for developing web-based GIS applications. Starting in version 4.2 and prior to version 8.6.1, a heap-buffer-overflow write in MapServer’s SLD (Styled Layer Descriptor) parser le
Action: Upgrade mapserver to 8.4.0-4+deb13u2 or later.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 8.4.0-4+deb13u2 | - |
Fixed versions
| 8.4.0-4+deb13u2 |
Sources
- osv: DEBIAN-CVE-2026-33721#Debian:13/mapserver
- https://security-tracker.debian.org/tracker/CVE-2026-33721
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