Moole Vulnerability Database

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High

CVE-2026-34091

Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Wikimedia Foundation MediaWiki. This issue affects MediaWiki: from * before 1.43.7, 1.44.4, 1.45.2.

VectorNETWORK

PublishedMay 11, 2026, 16:17

Published Byc4f26cc8-17ff-4c99-b5e2-38fc1793eacc

Base Score

Score7.5

Affected Versions

No affected versions found.

References

https://phabricator.wikimedia.org/T411305

Weakness Type

NVD-CWE-noinfo

CVSS Metrics

Base Score

5.5

Vector String

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:U/V:X/RE:X/U:X

Base SeverityMedium

Version

4.0

Attack Vector (AV)

NETWORK