phpMyFAQ 4.2.0-alpha before 4.2.0-beta Stored XSS via SVG DTD Entity Bypass
phpMyFAQ 4.2.0-alpha before 4.2.0-beta contains a stored cross-site scripting vulnerability in SvgSanitizer that allows users with FAQ_EDIT permission to bypass sanitization using XML DTD custom entities. Attackers can upload an SVG defining an entity that expands to javascript in an anchor href, executing script when viewers click it to hijack admin sessions.
CVE-2026-111903
Primary source · Revision 1
Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.
Security context
Source reference: cve:CVE-2026-111903
phpMyFAQ
Source reference: /containers/cna/affected/0/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Structured affected-version data
Original package identities and version rules from this source.
[
{
"vendor": "thorsten",
"product": "phpMyFAQ",
"versions": [
{
"status": "affected",
"version": "4.2.0-alpha",
"lessThan": "4.2.0-beta",
"versionType": "semver"
},
{
"status": "unaffected",
"version": "4.2.0-beta",
"versionType": "semver"
}
],
"defaultStatus": "unaffected"
}
]- Related CVEs
- CVE-2026-111903
Source reference:
/cveMetadata/cveId
Publisher severity
medium
Source reference: /containers/cna/metrics
- Event
- #41830 · Revision 1
- Added to Heist Feed
- Publisher date