CVE-2021-45473

Common vulnerabilities & exposures (CVE)

CVE database CVE database blogpost Release & EoL database

Published at: - 24-12-2021 03:15

Last modified: - 07-02-2022 10:23

Total changes: - 4

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).

Common Vulnerability Scoring System (CVSS)

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

Low

Attack complexity

Network

Attack vector

None

Availability

Low

Confidentiality

Low

Integrity

None

Privileges required

Changed

Scope

Required

User interaction

6.1

Base score

2.8

2.7

Exploitability score

Impact score

Verification logic

vendor=mediawiki AND product=mediawiki AND versionEndIncluding=1.3.7

vendor=fedoraproject AND product=fedora AND version=35

Reference

https://phabricator.wikimedia.org/T294693
https://gerrit.wikimedia.org/r/q/I3cd080a1a7dacd7396d37ee0c98cff0b4e241f8d
FEDORA-2021-bef1126908-Third Party Advisory

Keywords

CVE-2021-45473

Common vulnerabilities & exposures (CVE)

Description

Common Vulnerability Scoring System (CVSS)

Verification logic

Reference

NVD

CVE-2021-45473

CVE

Common vulnerabilities & exposures

CVSS

Common vulnerability scoring system

Security

Vulnerabilities

Exposures