Description

In MediaWiki before 1.35.1, the combination of Html::rawElement and Message::text leads to XSS because the definition of MediaWiki:recentchanges-legend-watchlistexpiry can be changed onwiki so that the output is raw HTML.

Remediation

References

CVE-2020-35474

Related Vulnerabilities

WordPress Plugin GTM4WP Cross-Site Scripting (1.9)

MySQL CVE-2021-2024 Vulnerability (CVE-2021-2024)

MySQL CVE-2012-0572 Vulnerability (CVE-2012-0572)

Apache Tomcat Resource Management Errors Vulnerability (CVE-2012-4534)

OpenSSL Numeric Errors Vulnerability (CVE-2009-0789)

Severity

Medium

Classification

CVE-2020-35474 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