MC
Product
Mediawiki - CampaignEvents Extension
by Wikimedia Foundation · last CVE Jan 9, 2026
2
CVEs
0
On KEV
5.6
Max CVSS
0
New 30D
Severity mix
Critical 0High 0Medium 2Low 0
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CVECVSSEPSSPublishedSummary · affected versions
CVE-2025-53490
5.6
0%
Jul 3
Multiple XSS in CampaignEvents
Affected: 1.43.x before 1.43.2
CVE-2026-0817
5.3
0%
Jan 9
CampaignEvents API missing authorization exposes meeting and chat URLs
Affected: 1.45; 1.44; 1.43; 1.39
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