CVE-2019-12474

mediawiki: Wikimedia MediaWiki 1.23.0 through 1.32.1 has an information leak.Privileged API responses that include whether a rec...

CVE-2019-12474 is fixed in 2 products on 1 platform, first by mediawiki 1:1.31.2-1, released January 16, 2026. It is not reported as exploited. Patch Radar priority: Routine.

Routine
CVSS
n/a
Medium
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0204
81st percentile

Wikimedia MediaWiki 1.23.0 through 1.32.1 has an information leak.Privileged API responses that include whether a recent change has beenpatrolled may be cached publicly. Fixed in 1.32.2, 1.31.2, 1.30.2 and1.27.6.

Where it's fixed

ProductFixed inFixReleased
Linux
mediawiki · Ubuntu 24.10 (oracular) 1:1.31.2-1 mediawiki 1:1.31.2-1 Jan 16, 2026
mediawiki · Ubuntu 25.04 (plucky) 1:1.31.2-1 mediawiki 1:1.31.2-1 Jan 16, 2026
mediawiki-classes · Ubuntu 24.10 (oracular) 1:1.31.2-1 mediawiki-classes 1:1.31.2-1 Jan 16, 2026
mediawiki-classes · Ubuntu 25.04 (plucky) 1:1.31.2-1 mediawiki-classes 1:1.31.2-1 Jan 16, 2026

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