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Status published
Unknown
CVE-2021-44855
An issue was discovered in MediaWiki before 1.35.5, 1.36.x before...
Vulnerability Description
An issue was discovered in MediaWiki before 1.35.5, 1.36.x before 1.36.3, and 1.37.x before 1.37.1. There is Blind Stored XSS via a URL to the Upload Image feature.
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.
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Affected Vendor
mediawiki
View all reports →Affected Software
mediawiki
Vulnerable Versions:
0, 1.36.0, 1.37.0
Timeline
Official Publish:
December 26th, 2022
Last Modified:
April 14th, 2025
Added to House:
July 21st, 2026
CVSS Vectors
No vector data available
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.