Medium severity · published Oct 18, 2025
CVE-2025-62669
UserInfoCard: activeLocalBlocksAllWikis does not do permissions checks
6.9
CVSS
0.5%
EPSS
No
On KEV
Description
Exposure of Sensitive Information to an Unauthorized Actor vulnerability in The Wikimedia Foundation Mediawiki - CentralAuth Extension allows Resource Leak Exposure.This issue affects Mediawiki - CentralAuth Extension: from master before 1.39.
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 43% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MC
Mediawiki - CentralAuth Extension · The Wikimedia Foundation
master before 1.39 · source: vendor
Affected product
MC
Mediawiki - CentralAuth Extension
The Wikimedia Foundation
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-62669
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-62669
gerrit.wikimedia.org
https://gerrit.wikimedia.org/r/q/I15b14cbff28ba769e72e4d037306d2395e74ad85
phabricator.wikimedia.org
https://phabricator.wikimedia.org/T400892
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