🛡️ CVE-2025-44136 — tileserver-php

🔴 CVSS 9.8 — Critical ⚠️ Exploit Public CWE-79 NVD
9.8
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

MapTiler Tileserver-php v2.0 is vulnerable to Cross Site Scripting (XSS). The GET parameter "layer" is reflected in an error message without html encoding. This leads to XSS and allows an unauthenticated attacker to execute arbitrary HTML or JavaScript code on a victim's browser.

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is low, an attacker needs no privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality high, integrity high, availability high.

Weakness class

CVE-2025-44136 is classified as CWE-79: Cross-site Scripting (XSS). User-supplied data is written into a page without escaping, so attacker script runs in the browser of anyone who views it.

Affected software

CVE-2025-44136 is recorded against 1 package.

  • tileserver-php

Timeline and source

Published on 29 July 2025 and last revised on 17 June 2026. A public exploit is known to exist, which raises the urgency of patching considerably. Record sourced from NVD.

References

github.com
github.com

Details

Severity CRITICAL
CVSS Score 9.8
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE CWE-79
Public Exploit ⚠️ Yes
Source NVD
Published 2025-07-29
Updated 2026-08-11
Modified 2026-06-17
Fix URL N/A

Affected Packages

Software From version Fixed in
tileserver-php — —

Similar Threats

Exploit Protection

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CVE-2025-44136 carries CVSS 9.8 Critical rating and a public exploit already exists. BotEraser checks your installation against this and other known CVE records, and blocks IPs associated with exploit activity.

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