Vulnerability Details CVE-2025-40630
Open redirection vulnerability in IceWarp Mail Server affecting version 11.4.0. This vulnerability allows an attacker to redirect a user to any domain by sending a malicious URL to the victim, for example “ https://icewarp.domain.com//<MALICIOUS_DOMAIN>/%2e%2e” https://icewarp.domain.com///%2e%2e” . This vulnerability has been tested in Firefox.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.003
EPSS Ranking 52.4%
CVSS Severity
CVSS v3 Score 6.1
References
Products affected by CVE-2025-40630
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cpe:2.3:a:icewarp:mail_server:11.4.0