How severe is CVE-2025-44136?

CVE-2025-44136 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2025-44136 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-44136?

CVE-2025-44136 affects Maptiler Tileserver Php. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-44136?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

Does CVE-2025-44136 have an EU (EUVD) identifier?

Yes. CVE-2025-44136 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-23023.

When was CVE-2025-44136 published?

CVE-2025-44136 was published on 2025-07-29 and last updated on 2026-06-17.

CVE-2025-44136

CVE-2025-44136 is a critical-severity vulnerability in Maptiler Tileserver Php with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 3% (83rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-23023
Weakness: CWE-79
Affected product: Maptiler Tileserver Php
Published: 2025-07-29
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2025-44136?: 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 severe is CVE-2025-44136?: CVE-2025-44136 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2025-44136 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-44136?: CVE-2025-44136 affects Maptiler Tileserver Php. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-44136?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2025-44136 have an EU (EUVD) identifier?: Yes. CVE-2025-44136 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-23023.
When was CVE-2025-44136 published?: CVE-2025-44136 was published on 2025-07-29 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:maptiler:tileserver_php:2.0:*:*:*:*:*:*:*

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