Vulnerability in Wikimedia Foundation AbuseFilter.

This issue affects AbuseFilter: from * before 1.43.7, 1.44.4, 1.45.2.

Project Subscriptions

Vendors Products
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Abusefilter Subscribe
Advisories
Source ID Title
Debian DSA Debian DSA DSA-6208-1 mediawiki security update
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

References
History

Mon, 11 May 2026 18:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-20
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Mon, 11 May 2026 17:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-200
CWE-284

Mon, 11 May 2026 17:15:00 +0000

Type Values Removed Values Added
First Time appeared Wikimedia
Wikimedia abusefilter
Vendors & Products Wikimedia
Wikimedia abusefilter

Mon, 11 May 2026 15:30:00 +0000

Type Values Removed Values Added
Description Vulnerability in Wikimedia Foundation AbuseFilter. This issue affects AbuseFilter: from * before 1.43.7, 1.44.4, 1.45.2.
Title AbuseFilter misuses ::userCanBitfield, exposing access-controlled information
References
Metrics cvssV4_0

{'score': 2.1, 'vector': 'CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N/S:N/AU:Y'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: wikimedia-foundation

Published:

Updated: 2026-05-11T17:33:27.011Z

Reserved: 2026-03-25T17:15:46.521Z

Link: CVE-2026-34086

cve-icon Vulnrichment

Updated: 2026-05-11T17:33:19.650Z

cve-icon NVD

Status : Received

Published: 2026-05-11T16:17:29.857

Modified: 2026-05-11T18:16:31.840

Link: CVE-2026-34086

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-05-11T17:15:40Z

Weaknesses