CVE-2022-29903

Name: CVE-2022-29903
Creator: NVD / NIST
Published: 2022-04-29T04:15:10.073+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.3/10EPSS 0.33%

Last modified Jun 17, 2026

CVE-2022-29903 is a medium-severity vulnerability rated 4.3/10 on the CVSS scale. The Private Domains extension for MediaWiki through 1.37.2 (before 1ad65d4c1c199b375ea80988d99ab51ae068f766) allows CSRF for editing pages that store the extension's configuration. The attacker must trigger a POST request to Special:PrivateDomains.. EPSS estimates a 0.33% chance of exploitation in the next 30 days.

Description

The Private Domains extension for MediaWiki through 1.37.2 (before 1ad65d4c1c199b375ea80988d99ab51ae068f766) allows CSRF for editing pages that store the extension's configuration. The attacker must trigger a POST request to Special:PrivateDomains.

Metrics

CVSS 3.1

4.3/10

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

EPSS Probability

0.33%

25.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-352

Affected Software

Vendor	Product	Versions
Mediawiki	Mediawiki	<= 1.37.2

References

https://gerrit.wikimedia.org/r/c/mediawiki/extensions/PrivateDomains/+/783416Release Notes, Vendor Advisory
https://phabricator.wikimedia.org/T306290Exploit, Issue Tracking, Patch, Vendor Advisory
https://gerrit.wikimedia.org/r/c/mediawiki/extensions/PrivateDomains/+/783416Release Notes, Vendor Advisory
https://phabricator.wikimedia.org/T306290Exploit, Issue Tracking, Patch, Vendor Advisory

Timeline

Published: Apr 29, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-29903?

How severe is CVE-2022-29903?

CVE-2022-29903 has a CVSS score of 4.3/10 (MEDIUM severity). The EPSS model estimates a 0.33% probability of exploitation in the next 30 days.

How do I fix CVE-2022-29903?

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-2022-29903?

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

Scan your code now

Source: NVD / NIST