Description

An issue was discovered in the GlobalWatchlist extension in MediaWiki through 1.36.2. The rev-deleted-user and ntimes messages were not properly escaped and allowed for users to inject HTML and JavaScript.

Remediation

References

CVE-2021-42046

Related Vulnerabilities

Moodle Improper Input Validation Vulnerability (CVE-2011-4302)

WordPress Plugin Stock market charts from finviz Cross-Site Scripting (1.0)

PostgreSQL Other Vulnerability (CVE-2004-0547)

WordPress 5.7.x Multiple Vulnerabilities (5.7 - 5.7.10)

Apache Tomcat Permissions, Privileges, and Access Controls Vulnerability (CVE-2011-3190)

Severity

Medium

Classification

CVE-2021-42046 CWE-707 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Tags

Missing Update Known Vulnerabilities