CVE-2022-39194

4.9 mediumEPSS 1.0%

Medium (4.9) in mediawiki mediawiki. EPSS 1.0% chance of exploitation in the next 30 days.

An issue was discovered in the MediaWiki through 1.38.2. The community configuration pages for the GrowthExperiments extension could cause a site to become unavailable due to insufficient validation when certain actions (including page moves) were performed.

Severity

CVSS 3.1

4.9 medium

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

EPSS: 1.0% chance of exploitation in the next 30 days; higher than 63% of CVEs (scores of 2026-10-31)
CWE: CWE-400
Published: 2022-09-02
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

mediawiki:mediawiki

References

https://phabricator.wikimedia.org/T313205
https://phabricator.wikimedia.org/T313205

Check your stack JSON