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Status published
Unknown
CVE-2025-67478
Wrong E-Mail address composition for usernames with a comma and Umlauts in it like "Döe, Jähn"
Vulnerability Description
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.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
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Low
2.3
Affected Vendor
Wikimedia Foundation
View all reports →Affected Software
CheckUser
Vulnerable Versions:
*
Timeline
Official Publish:
February 3rd, 2026
Last Modified:
March 2nd, 2026
Added to House:
July 22nd, 2026
CVSS Vectors
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.