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Fencer Vulns
medium 4.7

CVE-2024-28108 json

phpMyFAQ Stored HTML Injection at contentLink

published 2024-03-25 2 y ago modified 2026-09-10 1 mo ago also EUVD-2024-0812 , GHSA-48vw-jpf8-hwqh

cvss
4.7
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.5%
EPSS 0.5% chance of exploitation in 30 days, percentile 45%
public exploits
0
none known

Summary

phpMyFAQ is an open source FAQ web application for PHP 8.1+ and MySQL, PostgreSQL and other databases. Due to insufficient validation on the `contentLink` parameter, it is possible for unauthenticated users to inject HTML code to the page which might affect other users. _Also, requires that adding new FAQs is allowed for guests and that the admin doesn't check the content of a newly added FAQ._ This vulnerability is fixed in 3.2.6.

Patch / fix

  • packagist phpmyfaq/phpmyfaq 3.2.6
  • thorsten phpMyFAQ 3.2.6

CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
partial
Assessed
2 y ago

Exploit prediction

0.54% chance of exploitation in the next 30 days, higher than 45% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • github.com https://github.com/thorsten/phpMyFAQ/security/advisories/GHSA-48vw-jpf8-hwqh referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 3.1 4.7 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N
GitHub 3.1 5.1 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
NVD 3.1 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Affected packages

ecosystem package affected fixed in
packagist phpmyfaq/phpmyfaq
>=3.2.5, <3.2.6
3.2.6

Affected products

  • thorsten phpMyFAQ

Classification

Weakness
  • CWE-79 Improper Neutralization of Input During Web Page Generation
  • CWE-80 Improper Neutralization of Script-Related HTML Tags in a Web Page

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.