CVE-2022-21710

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Summary

CVECVE-2022-21710
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2022-01-24 20:15:00 UTC
Updated2022-01-28 18:56:00 UTC
DescriptionShortDescription is a MediaWiki extension that provides local short description support. A cross-site scripting (XSS) vulnerability exists in versions prior to 2.3.4. On a wiki that has the ShortDescription enabled, XSS can be triggered on any page or the page with the action=info parameter, which displays the shortdesc property. This is achieved using the wikitext `{{SHORTDESC:<img src=x onerror=alert()>}}`. This issue has a patch in version 2.3.4.

Risk And Classification

Problem Types: CWE-79

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Mediawiki Shortdescription All All All All

References

ReferenceSourceLinkTags
fix: unsanitized shortdesc property · StarCitizenTools/mediawiki-extensions-ShortDescription@7c86644 · GitHub MISC github.com
build: bump version to 2.3.4 · StarCitizenTools/mediawiki-extensions-ShortDescription@bf568ed · GitHub MISC github.com
XSS in ShortDescription extension · Advisory · StarCitizenTools/mediawiki-extensions-ShortDescription · GitHub CONFIRM github.com
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