Skip to main content
← All vulnerabilities
CVE-2026-6735

XSS within PHP-FPM status endpoint

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 8.2.31, 8.3.31, 8.4.21, 8.5.6
None on Exploit-DB, Metasploit or GitHub
  • Exploitation: none
  • Automatable: no
  • Technical impact: partial

Summary

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.

Timeline

  1. CVE published
  2. CISA SSVC assessment

    Exploitation: none · Automatable: no · Technical impact: partial

  3. Record last updated

Affected versions

  • PHP Group PHP

    fixed in 8.2.31; fixed in 8.3.31; fixed in 8.4.21; fixed in 8.5.6

References 1

GitHub · php/php-src