CVE-2021-45474 Information

Description

In MediaWiki through 1.37 the Special:ImportFile URI (aka FileImporter) allows XSS as demonstrated by the clientUrl parameter.

CVSS Vector

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

Reference

https://gerrit.wikimedia.org/r/q/Id1c8910aeac5b452fbabeddab70360765518223e https://phabricator.wikimedia.org/T296605 https://lists.fedoraproject.org/archives/list/[email protected]/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