Main Vulnerability Database Vulnerabilities #VU59682

#VU59682 Input validation error in MediaWiki - CVE-2021-45471

Published: January 18, 2022

Vulnerability identifier: #VU59682

Vulnerability risk: Medium

CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green

CVE-ID: CVE-2021-45471

CWE-ID: CWE-20

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vulnerable software:
MediaWiki

Software vendor:
MediaWiki.org

Description

The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due to insufficient validation of user-supplied input in EntitySchema. A remote attacker can can edit EntitySchema items.

Install updates from vendor's website.