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.
Advisories
Source ID Title
Debian DLA Debian DLA DLA-3671-1 mediawiki security update
Debian DSA Debian DSA DSA-5520-1 mediawiki security update
EUVD EUVD EUVD-2023-49655 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.
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2025-11-04T17:12:46.030Z

Reserved: 2023-10-09T00:00:00.000Z

Link: CVE-2023-45362

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2023-11-03T05:15:30.773

Modified: 2025-11-04T18:15:41.890

Link: CVE-2023-45362

cve-icon Redhat

Severity : Moderate

Publid Date: 2023-10-12T00:00:00Z

Links: CVE-2023-45362 - Bugzilla

cve-icon OpenCVE Enrichment

No data.