CVE-2026-34086
Received Received - Intake
Denial of Service in Wikimedia AbuseFilter

Publication date: 2026-05-11

Last updated on: 2026-05-11

Assigner: wikimedia-foundation

Description
Vulnerability in Wikimedia Foundation AbuseFilter. This issue affects AbuseFilter: from * before 1.43.7, 1.44.4, 1.45.2.
CVSS Scores
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Meta Information
Published
2026-05-11
Last Modified
2026-05-11
Generated
2026-06-21
AI Q&A
2026-05-11
EPSS Evaluated
2026-06-19
NVD
CVE-2026-34086
EUVD
EUVD-2026-29058
Affected Vendors & Products
Showing 3 associated CPEs
Vendor Product Version / Range
wikimedia abusefilter From 1.43.0 (inc) to 1.43.7 (exc)
wikimedia abusefilter 1.44.4
wikimedia abusefilter 1.45.2
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-20 The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.
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Executive Summary

This vulnerability exists in the Wikimedia Foundation's AbuseFilter component. It affects versions before 1.43.7, 1.44.4, and 1.45.2. The specific details of the vulnerability are not provided in the available information.

Impact Analysis

The impact of this vulnerability is not explicitly described in the provided information. However, given the low CVSS base score of 2.1, it likely represents a low-severity issue with limited impact.

Compliance Impact

There is no information available regarding the effect of this vulnerability on compliance with standards such as GDPR or HIPAA.

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