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

ownCloud Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Vulnerability (CVE-2013-2041)

MediaWiki Improper Access Control Vulnerability (CVE-2015-8627)

Liferay DXP Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Vulnerability (CVE-2023-42497)

WordPress Plugin WP Symposium A Social Network For WordPress Multiple Cross-Site Scripting Vulnerabilities (12.07.07)

MySQL Improper Initialization Vulnerability (CVE-2020-11655)

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