CVE-2025-67478 NONE

CVE-2025-67478: Wrong E-Mail address composition for usernames with a comma and Umlauts in it like "Döe, Jähn"

Vendor Wikimedia Foundation
Product CheckUser
Published February 3, 2026
Last update March 2, 2026
View on NVD All CVEs

CVSS base score

0.0/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction —
Confidentiality —
Integrity —

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:N/SI:N/SA:N/E:U

What the vulnerability does

01Description

Vulnerability in Wikimedia Foundation CheckUser. This vulnerability is associated with program files includes/Mail/UserMailer.Php. This issue affects CheckUser: from * before 1.39.14, 1.43.4, 1.44.1.

Key dates

02Disclosure timeline

February 3, 2026 CVE published
March 2, 2026 Record updated