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

Perl Improper Input Validation Vulnerability (CVE-2016-2381)

WordPress Plugin PHP Analytics Arbitrary File Upload (1.0.0.2)

WordPress Plugin Custom Sidebars-Dynamic Widget Area Manager Multiple Vulnerabilities (3.0.8)

LimeSurvey Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Vulnerability (CVE-2019-16172)

WordPress Plugin FV Flowplayer Video Player SQL Injection (7.3.18.727)

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