CVE-2026-34091 | THREATINT

Description

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.

PUBLISHED Reserved 2026-03-25 | Published 2026-05-11 | Updated 2026-05-11 | Assigner wikimedia-foundation

MEDIUM: 5.5CVSS: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/R:U

Problem types

CWE-200 Exposure of Sensitive Information to an Unauthorized Actor

Product status

Default status

unaffected

* (semver) before 1.43.7, 1.44.4, 1.45.2

affected

References

phabricator.wikimedia.org/T411305

cve.org (CVE-2026-34091)

nvd.nist.gov (CVE-2026-34091)

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