CVE-2021-44856

published 2022-12-26

CVE-2021-44856: 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…

Priority P4 23 medium 5.3 CVSS 3.1

AV N AC L PR N UI N S U C N I L A N

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.

Affected

8 ranges

Vendor	Product	Version range	Fixed in
debian	mediawiki	< mediawiki 1:1.35.5-1 (bookworm)	mediawiki 1:1.35.5-1 (bookworm)
mediawiki	mediawiki	< 1.35.5	1.35.5
mediawiki	mediawiki	—	—
mediawiki	mediawiki	>= 0 < 1:1.35.8-1~deb11u1	1:1.35.8-1~deb11u1
mediawiki	mediawiki	>= 0 < 1:1.35.5-1	1:1.35.5-1
mediawiki	mediawiki	>= 0 < 1:1.35.5-1	1:1.35.5-1
mediawiki	mediawiki	>= 0 < 1:1.35.5-1	1:1.35.5-1
mediawiki	mediawiki	>= 1.36.0 < 1.36.3	1.36.3

CVSS provenance

nvd v3.1 5.3 MEDIUM CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

osv 5.3 MEDIUM

vendor_debian 5.3 MEDIUM

vendor_redhat 5.3 MEDIUM

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CWE-754