SQL Injection in Mapserver
CVE-2025-59431
MapServer is a system for developing web-based GIS applications. Prior to 8.4.1, the XML Filter Query directive PropertyName is vulnerably to Boolean-based SQL injection. It seems like expression checking is bypassed by introducing double…
Vulnerability class: SQL Injection
EPSS: 0.004 (31.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Mapserver — versions < 8.4.1
- Osgeo Mapserver — versions 8.4.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security-advisories@github.com (x_refsource_CONFIRM, Exploit, Vendor Advisory)
Frequently asked questions
- What is CVE-2025-59431?
- CVE-2025-59431 is a critical-severity vulnerability in Mapserver, classified under SQL Injection. CVSS score: 9.8/10. Published 2025-09-19.
- How severe is CVE-2025-59431?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2025-59431 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.