CVE-2021-45472 - CVE House
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Status published Medium CVE-2021-45472

In MediaWiki through 1.37, XSS can occur in Wikibase because...

Vulnerability Description

In MediaWiki through 1.37, XSS can occur in Wikibase because an external identifier property can have a URL format that includes a $1 formatter substitution marker, and the javascript: URL scheme (among others) can be used.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

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CVE-2022-41766
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CVE-2022-41765
An issue was discovered in MediaWiki before 1.35.8, 1.36.x and...
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CVE-2022-39194
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Affected Vendor

Affected Software

mediawiki, fedora
Vulnerable Versions:
0, 35

Timeline

Official Publish: December 24th, 2021
Last Modified: August 4th, 2024
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.