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 JW Player 6 Cross-Site Scripting (2.1.14)

WordPress 4.9.x Multiple Vulnerabilities (4.9 - 4.9.22)

WordPress Plugin WP Photo Album Plus Unspecified Vulnerability (7.2.04)

WordPress Plugin Category Specific RSS feed Subscription Cross-Site Request Forgery (2.0)

WordPress Plugin WordPress Download Manager Cross-Site Scripting (3.2.15)

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