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

Jenkins Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Vulnerability (CVE-2019-10383)

WordPress Plugin WP GDPR Multiple Vulnerabilities (2.1.1)

MySQL CVE-2022-21348 Vulnerability (CVE-2022-21348)

SugarCRM Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') Vulnerability (CVE-2023-35811)

WordPress Plugin Itinerary Cross-Site Scripting (1.0.0)

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