MEDIUMCVSS v3.1 5.4Vulnerability

CVE-2026-111903

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.

Properties

Severity
MEDIUM
Nvd fetched at
2026-10-20T21:14:08.448323+00:00
Epss score
0.00182
Cvss severity
MEDIUM
Cvss score
5.4
Retrieved at
2026-10-21T01:24:48+00:00
Last source
FIRST EPSS
Score
5.4
Cvss version
3.1
Cve id
CVE-2026-111903
Cvss vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
First seen by Signal
2026-10-18T13:39:03+00:00
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Published at
2026-10-17T19:16:32.253
Last modified
2026-10-19T22:17:04.597
Epss percentile
0.0737

Related Entities (1)

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CVE-2026-111903 (CVSS v3.1 5.4) — Ninja Signal Threat Intelligence | Ninja Signal