Home/CVE/Vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/Page/Art
CVE

CVE-2026-34094

Vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/Page/Art

Vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/Page/Article.Php. This issue affects MediaWiki: from * before 1.43.7, 1.44.4, 1.45.2.

LOW · CVSS 3.8 EPSS 0.00032
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-668Exposure of Resource to Wrong Sphere
▤

Affected Products & Versions

3
mediawiki< 1.43.7
mediawiki>= 1.44.0 and < 1.44.4
mediawiki>= 1.45.0 and < 1.45.2
▣

Scoring & Timeline

3.8
LOW · CVSS v3.1 · c4f26cc8-17ff-4c99-b5e2-38fc1793eacc
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD11 May 2026 · 06:16 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:N
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://phabricator.wikimedia.org/T416090Issue TrackingPatchVendor Advisory
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