CVE-2023-45362

Published: Nov 3, 2023Modified: Jun 17, 2026

4.3

Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Exploitability: 2.8 / Impact: 1.4

Source: NVD

Description

An issue was discovered in DifferenceEngine.php in MediaWiki before 1.35.12, 1.36.x through 1.39.x before 1.39.5, and 1.40.x before 1.40.1. diff-multi-sameuser (aka "X intermediate revisions by the same user not shown") ignores username suppression. This is an information leak.

Affected (4)

Products: Mediawiki: Mediawiki

1 product

Configuration A

4 vulnerable

Vulnerable Software	Affected Versions
Mediawiki Mediawiki	Before 1.35.12
Mediawiki Mediawiki	From 1.36.0 to 1.39.5
Mediawiki Mediawiki	Version 1.40.0
Mediawiki Mediawiki	Version 1.40.0 rc0

References (7)

https://lists.debian.org/debian-lts-announce/2023/11/msg00027.html

Source: cve@mitre.org

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FU2FGUXXK6TMV6R52VRECLC6XCSQQISY/

Source: cve@mitre.org

https://phabricator.wikimedia.org/T341529

Source: cve@mitre.org

ExploitIssue TrackingPatchVendor Advisory

https://lists.debian.org/debian-lts-announce/2023/11/msg00027.html

Source: af854a3a-2127-422b-91ae-364da2661108

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FU2FGUXXK6TMV6R52VRECLC6XCSQQISY/

Source: af854a3a-2127-422b-91ae-364da2661108

https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/FU2FGUXXK6TMV6R52VRECLC6XCSQQISY/

Source: af854a3a-2127-422b-91ae-364da2661108

https://phabricator.wikimedia.org/T341529

Source: af854a3a-2127-422b-91ae-364da2661108

ExploitIssue TrackingPatchVendor Advisory

Timeline

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