CVE-2020-11029: Debian Linux

Medium severity, CVSS 6.1. EPSS: 2.1% chance of exploitation in the next 30 days.

In affected versions of WordPress, a vulnerability in the stats() method of class-wp-object-cache.php can be exploited to execute cross-site scripting (XSS) attacks. This has been patched in version 5.4.1, along with all the previously affected versions via a minor release (5.3.3, 5.2.6, 5.1.5, 5.0.9, 4.9.14, 4.8.13, 4.7.17, 4.6.18, 4.5.21, 4.4.22, 4.3.23, 4.2.27, 4.1.30, 4.0.30, 3.9.31, 3.8.33, 3.7.33).

Affected products

• Debian Debian Linux: version 8.0 only; version 9.0 only; version 10.0 only
• WordPress WordPress: from 3.7, before 3.7.33 (fixed in 3.7.33); from 3.8, before 3.8.33 (fixed in 3.8.33); from 3.9, before 3.9.31 (fixed in 3.9.31); from 4.0, before 4.0.30 (fixed in 4.0.30); from 4.1, before 4.1.30 (fixed in 4.1.30); from 4.2, before 4.2.27 (fixed in 4.2.27); …

Published 2020-04-30. Last modified 2026-06-17.