Medium severity6.1NVD Advisory· Published May 16, 2025· Updated Jun 17, 2026
CVE-2025-40631
CVE-2025-40631
Description
HTTP host header injection vulnerability in Icewarp Mail Server affecting version 11.4.0. By modifying the Host header and adding a payload, arbitrary JavaScript code can be executed on page load. The user must interact with a malicious link to be redirected.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
3- Range: 11.4.0
Patches
Vulnerability mechanics
References
1- www.incibe.es/en/incibe-cert/notices/aviso/multiple-vulnerabilities-icewarp-mail-servernvdThird Party Advisory
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