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  5. CVE-2019-12474

CVE-2019-12474: Wikimedia information leak vulnerability

May 24, 2022 (updated May 15, 2024)

Wikimedia MediaWiki 1.23.0 through 1.32.1 has an information leak. Privileged API responses that include whether a recent change has been patrolled may be cached publicly. Fixed in 1.32.2, 1.31.2, 1.30.2 and 1.27.6.

References

  • github.com/FriendsOfPHP/security-advisories/blob/master/mediawiki/core/CVE-2019-12474.yaml
  • github.com/advisories/GHSA-2qrr-c2gh-pr35
  • github.com/wikimedia/mediawiki
  • lists.wikimedia.org/pipermail/wikitech-l/2019-June/092152.html
  • nvd.nist.gov/vuln/detail/CVE-2019-12474
  • phabricator.wikimedia.org/T212118
  • seclists.org/bugtraq/2019/Jun/12
  • www.debian.org/security/2019/dsa-4460

Code Behaviors & Features

Detect and mitigate CVE-2019-12474 with GitLab Dependency Scanning

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Affected versions

All versions starting from 1.27.0 before 1.27.6, all versions starting from 1.30.0 before 1.30.2, all versions starting from 1.31.0 before 1.31.2, all versions starting from 1.32.0 before 1.32.2

Fixed versions

  • 1.27.6
  • 1.30.2
  • 1.31.2
  • 1.32.2

Solution

Upgrade to versions 1.27.6, 1.30.2, 1.31.2, 1.32.2 or above.

Impact 7.5 HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Learn more about CVSS

Weakness

  • CWE-200: Exposure of Sensitive Information to an Unauthorized Actor

Source file

packagist/mediawiki/core/CVE-2019-12474.yml

Spotted a mistake? Edit the file on GitLab.

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