CVE-2026-5762
Received Received - Intake
Resource Exhaustion DoS in MediaWiki ReportIncident Extension

Publication date: 2026-04-07

Last updated on: 2026-04-08

Assigner: wikimedia-foundation

Description
Allocation of resources without limits or throttling vulnerability in Wikimedia Foundation MediaWiki - ReportIncident Extension allows HTTP DoS. This issue was remediated only on the `master` branch.
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Meta Information
Published
2026-04-07
Last Modified
2026-04-08
Generated
2026-06-16
AI Q&A
2026-04-07
EPSS Evaluated
2026-06-15
NVD
CVE-2026-5762
EUVD
EUVD-2026-19897
Affected Vendors & Products
Showing 3 associated CPEs
Vendor Product Version / Range
wikimedia mediawiki_reportincident_extension 1.43.7
wikimedia mediawiki_reportincident_extension 1.44.4
wikimedia mediawiki_reportincident_extension 1.45.2
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-770 The product allocates a reusable resource or group of resources on behalf of an actor without imposing any intended restrictions on the size or number of resources that can be allocated.
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Executive Summary

This vulnerability exists in the Wikimedia Foundation MediaWiki ReportIncident Extension versions 1.43.7, 1.44.4, and 1.45.2. It involves the allocation of resources without any limits or throttling, which allows an attacker to cause an HTTP Denial of Service (DoS) by overwhelming the system.

Impact Analysis

The vulnerability can impact you by enabling an attacker to perform an HTTP Denial of Service (DoS) attack against the affected MediaWiki ReportIncident Extension. This can lead to service disruption, making the affected web service unavailable or unresponsive to legitimate users.

Mitigation Strategies

The vulnerability was remediated only on the master branch of the Wikimedia Foundation MediaWiki ReportIncident Extension.

To mitigate this vulnerability immediately, you should update or patch the ReportIncident Extension to the fixed version available on the master branch.

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