Bug 2156326 (CVE-2021-44856) - CVE-2021-44856 mediawiki: Title blocked in AbuseFilter can be created via Special:ChangeContentModel due to the mishandling of EditFilterMergedContent hook return value
Summary: CVE-2021-44856 mediawiki: Title blocked in AbuseFilter can be created via Spe...
Keywords:
Status: CLOSED WONTFIX
Alias: CVE-2021-44856
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 2156327
Blocks:
TreeView+ depends on / blocked
 
Reported: 2022-12-26 12:32 UTC by Avinash Hanwate
Modified: 2022-12-27 08:00 UTC (History)
0 users

Fixed In Version:
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Last Closed: 2022-12-27 08:00:57 UTC
Embargoed:

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Description Avinash Hanwate 2022-12-26 12:32:20 UTC 
An issue was discovered in MediaWiki before 1.35.5, 1.36.x before 1.36.3, and 1.37.x before 1.37.1. A title blocked by AbuseFilter can be created via Special:ChangeContentModel due to the mishandling of the EditFilterMergedContent hook return value.

https://phabricator.wikimedia.org/T271037
Comment 1 Avinash Hanwate 2022-12-26 12:32:39 UTC 
Created mediawiki tracking bugs for this issue:

Affects: fedora-all [bug 2156327]
Comment 2 Product Security DevOps Team 2022-12-27 08:00:55 UTC 
This bug is now closed. Further updates for individual products will be reflected on the CVE page(s):

https://access.redhat.com/security/cve/cve-2021-44856
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