info: name: IceWarp Mail Server ≤11.4.0- Open redirect author: DhiyaneshDK severity: medium 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. reference: - https://www.incibe.es/en/incibe-cert/notices/aviso/multiple-vulnerabilities-icewarp-mail-server - https://nvd.nist.gov/vuln/detail/CVE-2025-40630 classification: epss-score:0.00059 epss-percentile:0.18581 metadata: verified:true max-request:1 vendor: icewarp product: deep_castle_g2 shodan-query: http.title:"icewarp" fofa-query: title="icewarp" google-query: intitle:"icewarp" tags: cve,cve2025,icewarp,redirect
http: -method: GET path: -"{{BaseURL}}/%2f%5c%2foast.pro%2f.."
matchers-condition: and matchers: -type: regex part: header regex: - '(?m)^(?:Location\s*?:\s*?)(?:https?://|//)?(?:[a-zA-Z0-9\-_\.@]*)oast\.pro.*$'