Search/CVE-2026-39937
● CVE

CVE-2026-39937

DiscoveredApr 7, 2026UpdatedJul 21, 2026

Improper removal of sensitive information before storage or transfer vulnerability in The Wikimedia Foundation Mediawiki - CentralAuth Extension allows Resource Leak Exposure. The issue has been remediated on the master branch, and in the release branches for MediaWiki versions 1.43, 1.44, and 1.45.

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CVSS v3.1
—
EPSS
0.26%
probability of exploitation in 30 days
CISA KEV
Not listed
no confirmed exploitation reported
News coverage
0
sources referencing this CVE
Related IOCs
0
seen in the same coverage
EPSS Trend
Aug 16, 2026 → Oct 26, 2026
● 0.00pp
0.26% → 0.26% over 3 tracked changes
Connections
1 relationships
Timeline
disclosure → media coverage
Apr 7, 2026
Disclosure — published as a CVE record. · last revised by NVD Jul 21, 2026