In PHP versions 8.2.* before 8.2.31, 8.3.* before 8.3.31, 8.4.* before 8.4.21, 8.5.* before 8.5.6, due to improper sanitation of user data, it allows an attacker to compose an URL, which will cause the target to execute arbitrary JavaScript code (XSS) on the target's machine when the target is viewing the PHP-FPM status page.

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Advisories
Source ID Title
Debian DSA Debian DSA DSA-6255-1 php8.2 security update
Debian DSA Debian DSA DSA-6256-1 php8.4 security update
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Mon, 11 May 2026 15:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Sun, 10 May 2026 05:45:00 +0000

Type Values Removed Values Added
First Time appeared Php Group
Php Group php
Vendors & Products Php Group
Php Group php

Sun, 10 May 2026 04:45:00 +0000

Type Values Removed Values Added
Description In PHP versions 8.2.* before 8.2.31, 8.3.* before 8.3.31, 8.4.* before 8.4.21, 8.5.* before 8.5.6, due to improper sanitation of user data, it allows an attacker to compose an URL, which will cause the target to execute arbitrary JavaScript code (XSS) on the target's machine when the target is viewing the PHP-FPM status page.
Title XSS within PHP-FPM status endpoint
Weaknesses CWE-79
References
Metrics cvssV4_0

{'score': 7.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:N/SC:H/SI:H/SA:N/E:P/S:P/AU:Y/RE:L/U:Amber'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: php

Published:

Updated: 2026-05-11T13:25:54.957Z

Reserved: 2026-04-21T00:39:47.273Z

Link: CVE-2026-6735

cve-icon Vulnrichment

Updated: 2026-05-11T13:25:48.289Z

cve-icon NVD

Status : Received

Published: 2026-05-10T05:16:11.213

Modified: 2026-05-10T05:16:11.213

Link: CVE-2026-6735

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-05-10T05:30:05Z

Weaknesses