Vulnerabilities
Vulnerable Software

Vulnerability Details CVE-2026-44400

MailEnable Enterprise Premium 10.55 and earlier contains an improper authorization vulnerability in the WebAdmin mobile portal that allows attackers to bypass authentication checks by reusing AuthenticationToken cookies generated for low-privileged users. Attackers can obtain a token from the WebMail login endpoint using the PersistentLogin parameter and replay it against the WebAdmin portal to perform highly privileged administrative actions.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.0
EPSS Ranking 9.0%
CVSS Severity
CVSS v3 Score 8.1
Products affected by CVE-2026-44400


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