CVE-2026-6735

HIGH EPSS 11.2%
Published May 10, 20261mo ago · Modified Jun 17, 20261w ago
7.3 CVSS 4.0
High
Find Similar
Published May 10, 2026 1mo ago
Last Modified Jun 17, 2026 1w ago

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.

CVSS Details

Base Score
7.3
Exploitability
—
Impact
—
Vector string
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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:P/AU:Y/R:X/V:X/RE:L/U:Amber
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction P
Scope P

Threat Intelligence

EPSS Exploit Probability
11.2% percentile
Exploit & Patch Status
Public Exploit Known
No Patch Available

Weaknesses 1

CWE-79 Cross-site Scripting Injection

Affected Products 4

VendorProductVersionRange
phpphp*≥8.2.0  –  <8.2.31
phpphp*≥8.3.0  –  <8.3.31
phpphp*≥8.4.0  –  <8.4.21
phpphp*≥8.5.0  –  <8.5.6

References 1

  • github.com https://github.com/php/php-src/security/advisories/GHSA-7qg2-v9fj-4mwv
    ExploitVendor Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.