CVE-2026-46363
Duplicate Advisory: phpMyFAQ: Stored XSS in FAQ Question/Answer via Encode-Decode Bypass of removeAttributes() Sanitization
Description
### Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-f5p7-2c9q-8896. This link is maintained to preserve external references. ### Original Description phpMyFAQ before 4.1.2 contains a stored cross-site scripting vulnerability in FAQ creation and update endpoints that bypass sanitization through encode-decode cycles. The vulnerability allows authenticated attackers with FAQ_ADD permission to inject malicious script tags via question or answer parameters, which execute in every visitor's browser when FAQ content is rendered with the raw Twig filter.
How to fix CVE-2026-46363
To remediate CVE-2026-46363, upgrade the affected package to a fixed version below.
- —upgrade to 4.1.2 or later
- —upgrade to 4.1.2 or later
- —upgrade to 4.1.2 or later
- —upgrade to 4.1.2 or later
Is CVE-2026-46363 being exploited?
Low — EPSS is 0.0%, meaning exploitation activity has not been observed at scale.
Affected packages (4)
- from 0, < 4.1.2
- from 0, < 4.1.2
- from 0, < 4.1.2
- from 0, < 4.1.2
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 4.0 | — | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:L/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 |
| osv | CVSS 3.1 | MEDIUM5.4 | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N |