Resource exhaustion in Mediawiki

CVE-2022-39194

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.

Vulnerability class: DoS (Denial of Service)

EPSS: 0.009 (55.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.9 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2022-39194?
CVE-2022-39194 is a medium-severity vulnerability in Mediawiki, classified under Uncontrolled Resource Consumption. CVSS score: 4.9/10. Published 2022-09-02.
How severe is CVE-2022-39194?
Medium severity. CVSS v3 base score is 4.9 out of 10.