Wrong E-Mail address composition for usernames with a comma and Umlauts in it like "Döe, Jähn"
3Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 0epss 0.3%
exploitation probability
0.3%top 75% of all CVEs
observed exploitation
nono source reports it
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.
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
Affected products
Wikimedia Foundation · CheckUser