VULNERABILITY INTELLIGENCE
CVE-2021-45473
CVSS score6.1 MEDIUM
EPSS probability1.28%
CISA KEVNot currently listed
Published2021-12-24
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
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).
Weakness classification
- nvd@nist.gov: CWE-79
Primary references
- cve@mitre.org — Third Party Advisory
- cve@mitre.org
- cve@mitre.org — Exploit, Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108
- af854a3a-2127-422b-91ae-364da2661108 — Exploit, Third Party Advisory