CVE-2021-45473 Information

Description

In MediaWiki through 1.37 Wikibase item descriptions allow XSS which is triggered upon a visit to an action=info URL (aka a page-information sidebar).

CVSS Vector

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

Reference

https://phabricator.wikimedia.org/T294693 https://gerrit.wikimedia.org/r/q/I3cd080a1a7dacd7396d37ee0c98cff0b4e241f8d https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/Z7JNQA53K675TQBBJPZRAG5ZT6XES3IS/

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

CHANGED

Integrity Impact

LOW

Availability Impact

LOW

Base Score

NONE

Base Severity

6.1