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MediaWiki allows a denial of service

Moderate severity GitHub Reviewed Published May 24, 2022 to the GitHub Advisory Database • Updated Feb 1, 2024

Package

composer mediawiki/core (Composer)

Affected versions

< 1.36.2

Patched versions

1.36.2

Description

MediaWiki before 1.36.2 allows a denial of service (resource consumption because of lengthy query processing time). Visiting Special:Contributions can sometimes result in a long running SQL query because PoolCounter protection is mishandled.

References

Published by the National Vulnerability Database Oct 11, 2021
Published to the GitHub Advisory Database May 24, 2022
Reviewed Feb 1, 2024
Last updated Feb 1, 2024

Severity

Moderate
5.3
/ 10

CVSS base metrics

Attack vector
Network
Attack complexity
Low
Privileges required
None
User interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
Low
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Weaknesses

CVE ID

CVE-2021-41800

GHSA ID

GHSA-c8wv-qwwc-6j73

Source code

No known source code
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