Path Traversal in Maptiler Tileserver PHP
CVE-2025-44137
MapTiler Tileserver-php v2.0 is vulnerable to Directory Traversal. The renderTile function within tileserver.php is responsible for delivering tiles that are stored as files on the server via web request. Creating the path to a file allows the insertion of "../" and thus read any file on the web server. Affected GET parameters are "TileMatrix", "TileRow", "TileCol" and "Format"
Vulnerability class: Path Traversal (Directory Traversal)
EPSS: 0.014 (68.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N.
Affected products
- Maptiler Tileserver_php — versions 2.0
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (Exploit, Issue Tracking)
- cve@mitre.org (Exploit)
- cve@mitre.org
Frequently asked questions
- What is CVE-2025-44137?
- CVE-2025-44137 is a high-severity vulnerability in Maptiler Tileserver PHP, classified under Path Traversal. CVSS score: 8.2/10. Published 2025-07-29.
- How severe is CVE-2025-44137?
- High severity. CVSS v3 base score is 8.2 out of 10.
- Is CVE-2025-44137 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.