Description

MediaWiki before 1.35.1 allows XSS via BlockLogFormatter.php. MediaWiki:blanknamespace potentially can be output as raw HTML with SCRIPT tags via LogFormatter::makePageLink(). This affects MediaWiki 1.33.0 and later.

Remediation

References

CVE-2020-35478

Related Vulnerabilities

Ember.js Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Vulnerability (CVE-2015-1866)

WordPress Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Vulnerability (CVE-2015-5714)

Joomla! Core 3.x.x Security Bypass (3.8.8 - 3.9.16)

Drupal Core 8.8.x Arbitrary File Overwrite (8.8.0 - 8.8.12)

XWiki Server-Side Request Forgery (SSRF) Vulnerability (CVE-2023-48240)

Severity

Medium

Classification

CVE-2020-35478 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