CVE-2022-39194

CVE-2022-39194 is a medium-severity vulnerability in Mediawiki with a CVSS 3.x base score of 4.9. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-400.

Key facts

Description

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.

Frequently asked questions

What is 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.
How severe is CVE-2022-39194?
CVE-2022-39194 has a CVSS 3.x base score of 4.9, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2022-39194 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (55th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-39194?
CVE-2022-39194 affects Mediawiki. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-39194?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-39194 published?
CVE-2022-39194 was published on 2022-09-02 and last updated on 2026-06-17.

References

Affected products (1)

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