CVE-2026-24420

Name: CVE-2026-24420
Creator: NVD / NIST
Published: 2026-01-24T03:16:00.76+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 0.42%

Last modified Jun 17, 2026

CVE-2026-24420 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. phpMyFAQ is an open source FAQ web application. Versions 4.0.16 and below allow an authenticated user without the dlattachment permission to download FAQ attachments due to a incomprehensive permissions check. EPSS estimates a 0.42% chance of exploitation in the next 30 days.

Description

phpMyFAQ is an open source FAQ web application. Versions 4.0.16 and below allow an authenticated user without the dlattachment permission to download FAQ attachments due to a incomprehensive permissions check. The presence of a right key is improperly validated as proof of authorization in attachment.php. Additionally, the group and user permission logic contains a flawed conditional expression that may allow unauthorized access. This issue has been fixed in version

Metrics

CVSS 3.1

6.5/10

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

EPSS Probability

0.42%

33.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-284

Affected Software

Vendor	Product	Versions
Phpmyfaq	Phpmyfaq	< 4.0.17

References

https://github.com/thorsten/phpMyFAQ/security/advisories/GHSA-7p9h-m7m8-vhhvExploit, Vendor Advisory

Timeline

Published: Jan 24, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2026-24420?

How severe is CVE-2026-24420?

CVE-2026-24420 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.42% probability of exploitation in the next 30 days.

How do I fix CVE-2026-24420?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-24420?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST