CVE-2021-36131 Information

Description

An XSS issue was discovered in the SportsTeams extension in MediaWiki through 1.36. Within several special pages a privileged user could inject arbitrary HTML and JavaScript within various data fields. The attack could easily propagate across many pages for many users.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

Reference

https://phabricator.wikimedia.org/T281196 https://gerrit.wikimedia.org/r/q/Ic312cc9b8463c8e7c3298a661abfcff2cc2332cb

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction Required

HIGH

Scope

REQUIRED

Confidentiality Impact

CHANGED

Integrity Impact

LOW

Availability Impact

LOW

Base Score

NONE

Base Severity

4.8