phpMyFAQ - Stored XSS via Utils::parseUrl() in Comment Rendering

MITRE NVD CVE.ORG JSON API Print: PDF PDF

Summary

CVECVE-2026-46367
StatePUBLISHED
AssignerVulnCheck
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-05-15 19:17:04 UTC
Updated2026-05-15 19:17:04 UTC
DescriptionphpMyFAQ 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.

Risk And Classification

Primary CVSS: v3.1 7.6 HIGH from [email protected]

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:N

Problem Types: CWE-79 | CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

VersionSourceTypeScoreSeverityVector
3.1[email protected]Primary7.6HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:N
3.1CNACVSS7.6HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:N

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
Required
Scope
Changed
Confidentiality
High
Integrity
Low
Availability
None

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:N

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Thorsten Phpmyfaq affected 4.1.1 4.1.2 semver Not specified
CNA Thorsten Phpmyfaq unaffected 4.1.2 semver Not specified

References

ReferenceSourceLinkTags
www.vulncheck.com/advisories/phpmyfaq-stored-xss-via-utils-parseurl-in-comment-... [email protected] www.vulncheck.com
github.com/thorsten/phpMyFAQ/security/advisories/GHSA-9525-27vj-c8r8 [email protected] github.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: ericliu-12 (en)

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