CVE-2026-46367

HIGH EPSS 11.8%

Published May 15, 20261mo ago · Modified Jun 17, 20262w ago

8.3 CVSS 4.0

High

Published May 15, 2026 1mo ago

Last Modified Jun 17, 2026 2w ago

Description

phpMyFAQ before 4.1.2 contains a stored cross-site scripting vulnerability in Utils::parseUrl() that allows authenticated users to inject JavaScript via malformed URLs in comments. Attackers can craft URLs with unescaped quotes to inject event handlers, stealing admin session cookies and achieving full application takeover when visitors view affected FAQ pages.

CVSS Details

Base Score

8.3

Exploitability

—

Impact

—

Vector string

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:H/VI:L/VA:N/SC:H/SI:L/SA:N/E:X/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:X/AU:X/R:X/V:X/RE:X/U:X

Attack Vector Network

Attack Complexity Low

Privileges Required Low

User Interaction P

Scope X

Threat Intelligence

EPSS Exploit Probability

11.8% percentile

Exploit & Patch Status

No Known Exploit

No Patch Available

Weaknesses 1

CWE-79 Cross-site Scripting Injection

References 2

github.com https://github.com/thorsten/phpMyFAQ/security/advisories/GHSA-9525-27vj-c8r8
vulncheck.com https://www.vulncheck.com/advisories/phpmyfaq-stored-xss-via-utils-parseurl-in-comment-rendering

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.