---
title: "CVE-2026-56736: phpMyFAQ - Stored XSS"
description: "phpMyFAQ < 4.2.0-alpha contains a stored XSS caused by improper sanitization in user-submitted FAQ entries, letting unauthenticated or low-privileged users execute JavaScript in admin browsers, exploit requires admin to review or edit entries."
url: https://panop.io/threat-heartbeat/CVE-2026-56736/
---

# CVE-2026-56736 phpMyFAQ - Stored XSS

phpMyFAQ < 4.2.0-alpha contains a stored XSS caused by improper sanitization in user-submitted FAQ entries, letting unauthenticated or low-privileged users execute JavaScript in admin browsers, exploit requires admin to review or edit entries.

CVSS base score 8.2 /10

High

CISA KEV

Not listed

Public exploit

None known

Authentication

Not required

EPSS

0.24% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-56736)

## Details

Type

Stored XSS

Impact

Client Script Exec

CVSS vector

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

Published

24 September 2026

Updated

15 October 2026

Weakness

[CWE-79](https://cwe.mitre.org/data/definitions/79.html)

## Vendor fix

Update to version 4.2.0-alpha or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-56736](https://nvd.nist.gov/vuln/detail/CVE-2026-56736)
- [https://github.com/thorsten/phpMyFAQ/security/advisories/GHSA-pgwp-vc7q-cvj3](https://github.com/thorsten/phpMyFAQ/security/advisories/GHSA-pgwp-vc7q-cvj3)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

Panop answers these inside your environment, for this CVE and every other finding.

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