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MEDIUM

An issue was discovered in the CheckUser extension for MediaWiki before 1.35.12, 1.36.x through 1.39.x before 1.39.5, and 1.40.x before 1.40.1

Published Oct 9, 2023

Description

An issue was discovered in the CheckUser extension for MediaWiki before 1.35.12, 1.36.x through 1.39.x before 1.39.5, and 1.40.x before 1.40.1. A user can use a rest.php/checkuser/v0/useragent-clienthints/revision/ URL to store an arbitrary number of rows in cu_useragent_clienthints, leading to a denial of service.

Affected products

Remediation

No remediation recorded yet.

Weaknesses (0)

No CWE recorded.

References (2)

Change history (0)

No recorded changes yet.

Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Oct 9, 2023
Updated Sep 19, 2024
Reserved Oct 9, 2023
Link CVE-2023-45367
CISA Vulnrichment
Updated Sep 19, 2024
NVD
Status Modified
Modified Jun 17, 2026
Link CVE-2023-45367
Red Hat
Severity n/a
Public date n/a
Links CVE-2023-45367
ENISA EUVD
Assigner mitre
Published Oct 9, 2023
Updated Sep 19, 2024
Exploited since n/a
Link EUVD-2023-49659
EUVD-2023-49659