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CVE-2025-40630 PoC — Open redirection vulnerability in IceWarp Mail Server

Source
https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2025/CVE-2025-40630.yaml
Associated Vulnerability
Title:Open redirection vulnerability in IceWarp Mail Server (CVE-2025-40630)
Description: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.
Description
IceWarp Mail Server version 11.4.0 and below contains an open redirect vulnerability that allows attackers to redirect users to arbitrary external domains through malicious URLs.
File Snapshot

 id: CVE-2025-40630

info:
  name: IceWarp Mail Server ≤11.4.0 - Open Redirect
  author: DhiyaneshDK


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