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

MySQL CVE-2020-14697 Vulnerability (CVE-2020-14697)

Internet Information Services Other Vulnerability (CVE-2000-0413)

Moodle Exposure of Resource to Wrong Sphere Vulnerability (CVE-2023-5545)

WordPress Plugin WordPress File Upload Directory Traversal (4.12.2)

WordPress Plugin Browser Screenshots Cross-Site Scripting (1.7.5)

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