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

WordPress Plugin Mz-jajak 'id' Parameter SQL Injection (2.1)

WordPress Plugin Prevent files/folders access Cross-Site Request Forgery (1.1.1)

WordPress Plugin Comment Rating Cross-Site Request Forgery (2.9.20)

Liferay DXP Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Vulnerability (CVE-2025-62267)

OpenSSL Exposure of Sensitive Information to an Unauthorized Actor Vulnerability (CVE-2019-1551)

Severity

Medium

Classification

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Tags

Missing Update Known Vulnerabilities CWE-707 CVE-2021-42046