Description

An issue was discovered in MediaWiki before 1.31.12 and 1.32.x through 1.35.x before 1.35.2. On Special:NewFiles, all the mediastatistics-header-* messages are output in HTML unescaped, leading to XSS.

Remediation

References

CVE-2021-30154

Related Vulnerabilities

Envoy Proxy Reachable Assertion Vulnerability (CVE-2021-29258)

WordPress Plugin WP Limit Login Attempts SQL Injection (2.0.0)

Ruby on Rails Improper Input Validation Vulnerability (CVE-2010-3933)

Zope Web Application Server Other Vulnerability (CVE-2002-0688)

Apache HTTP Server NULL Pointer Dereference Vulnerability (CVE-2017-3169)

Severity

Medium

Classification

CVE-2021-30154 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