Wikitext stored XSS on filepages due to dangerous WBMI serialization
13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 5.4epss 0.2%
exploitation probability
0.2%top 87% of all CVEs
observed exploitation
nono source reports it
Improper Input Validation vulnerability in The Wikimedia Foundation Mediawiki - Wikibase Media Info Extension allows Cross-Site Scripting (XSS).This issue affects Mediawiki - Wikibase Media Info Extension: from 1.39 through 1.43.
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Affected products
The Wikimedia Foundation · Mediawiki - Wikibase Media Info Extension