CVE-2019-12467: Debian Linux

Medium severity, CVSS 5.3. EPSS: 1.3% chance of exploitation in the next 30 days.

MediaWiki through 1.32.1 has Incorrect Access Control (issue 1 of 3). A spammer can use Special:ChangeEmail to send out spam with no rate limiting or ability to block them. Fixed in 1.32.2, 1.31.2, 1.30.2 and 1.27.6.

Affected products

• Debian Debian Linux: version 9.0 only
• Mediawiki Mediawiki: before 1.27.6 (fixed in 1.27.6); from 1.30.0, before 1.30.2 (fixed in 1.30.2); from 1.31.0, before 1.31.2 (fixed in 1.31.2); from 1.32.0, before 1.32.2 (fixed in 1.32.2)

Published 2019-07-10. Last modified 2026-06-17.