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MediaWiki Improper Neutralization of Input During Web Page Generation (Cross-site Scripting) Vulnerability - CVE-2020-25812 - Vulnerability Database
MediaWiki

MediaWiki Improper Neutralization of Input During Web Page Generation (Cross-site Scripting) Vulnerability - CVE-2020-25812

Medium
Reference: CVE-2020-25812
NVD Link: https://nvd.nist.gov/vuln/detail/CVE-2020-25812
Title: MediaWiki Improper Neutralization of Input During Web Page Generation (Cross-site Scripting) Vulnerability
Overview:

An issue was discovered in MediaWiki 1.34.x before 1.34.4. On Special:Contributions the NS filter uses unescaped messages as keys in the option key for an HTMLForm specifier. This is vulnerable to a mild XSS if one of those messages is changed to include raw HTML.