CVE-2026-44400 - Vulnerability Analysis
HighCVSS: 8.1Last Updated: May 8, 2026
MailEnable Enterprise Premium - Authentication Bypass
Published: May 8, 2026Updated: May 8, 2026Remote Exploitable
Overview
MailEnable Enterprise Premium <= 10.55 contains an authentication bypass caused by reuse of AuthenticationToken cookies from low-privileged users in the WebAdmin mobile portal, letting attackers perform privileged administrative actions, exploit requires obtaining a token via PersistentLogin parameter.
Severity & Score
Severity: High
CVSS Score: 8.1
Impact
Attackers can perform highly privileged administrative actions by bypassing authentication checks.
Mitigation
Update to the latest version beyond 10.55.
References
Related Resources
Details
- CVE ID
- CVE-2026-44400
- Severity
- High
- CVSS Score
- 8.1
- Type
- broken_authentication
- Status
- new
CWE
- CWE-639
CVSS Metrics
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H