Description

An issue was discovered in the AbuseFilter extension for MediaWiki through 1.35.2. The page_recent_contributors leaked the existence of certain deleted MediaWiki usernames, related to rev_deleted.

Remediation

References

CVE-2021-31545

Related Vulnerabilities

PHP Improper Control of Generation of Code ('Code Injection') Vulnerability (CVE-2007-1581)

Joomla Improper Control of Generation of Code ('Code Injection') Vulnerability (CVE-2008-5671)

WordPress Plugin Catch Themes Demo Import Unspecified Vulnerability (1.8)

WordPress Plugin WordPress Connect Cross-Site Scripting (2.0.3)

Oracle Database Server CVE-2014-4292 Vulnerability (CVE-2014-4292)

Severity

Medium

Classification

CVE-2021-31545 CWE-200 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Tags

Missing Update Known Vulnerabilities