Missing Authorization Affecting mediawiki package, versions <1:1.31.2-1
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-UBUNTU2510-MEDIAWIKI-15731035
- published21 Mar 2026
- disclosed10 Jul 2019
Introduced: 10 Jul 2019
CVE-2019-12470 (opens in a new tab)How to fix?
Upgrade Ubuntu:25.10 mediawiki to version 1:1.31.2-1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream mediawiki package and not the mediawiki package as distributed by Ubuntu.
See How to fix? for Ubuntu:25.10 relevant fixed versions and status.
Wikimedia MediaWiki through 1.32.1 has Incorrect Access Control. Suppressed log in RevisionDelete page is exposed. Fixed in 1.32.2, 1.31.2, 1.30.2 and 1.27.6.
References
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2019-12470
- https://seclists.org/bugtraq/2019/Jun/12
- https://lists.wikimedia.org/pipermail/wikitech-l/2019-June/092152.html
- https://www.debian.org/security/2019/dsa-4460
- https://security-tracker.debian.org/tracker/CVE-2019-12470
- https://phabricator.wikimedia.org/T222038