CVE-2026-58027
Received Received - Intake

Information Exposure in Wikimedia AbuseFilter

Publication date: 2026-07-01

Last updated on: 2026-07-01

Assigner: wikimedia-foundation

Description
Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Wikimedia Foundation AbuseFilter. This vulnerability is associated with program files includes/Api/QueryAbuseFilters.Php. This issue affects AbuseFilter: from * before 1.46.0, 1.45.4, 1.44.6, 1.43.9.

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Meta Information

Published
2026-07-01
Last Modified
2026-07-01
Generated
2026-07-01
AI Q&A
2026-07-01
EPSS Evaluated
N/A
NVD
CVE-2026-58027
EUVD
EUVD-2026-41021

Affected Vendors & Products

Showing 4 associated CPEs
Vendor Product Version / Range
wikimedia_foundation abusefilter to 1.46.0 (exc)
wikimedia_foundation abusefilter 1.45.4
wikimedia_foundation abusefilter 1.44.6
wikimedia_foundation abusefilter 1.43.9

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-200 The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.

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Executive Summary

This vulnerability is an Exposure of Sensitive Information to an Unauthorized Actor in the Wikimedia Foundation AbuseFilter component.

It is related to the program files includes/Api/QueryAbuseFilters.Php and affects versions of AbuseFilter before 1.46.0, including 1.45.4, 1.44.6, and 1.43.9.

Impact Analysis

This vulnerability can lead to unauthorized actors gaining access to sensitive information that they should not be able to see.

Such exposure can compromise confidentiality and potentially lead to further security risks depending on the nature of the sensitive information exposed.

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