CVE-2025-40630

Open redirection vulnerability in IceWarp Mail Server

Published May 16, 2025 CVSS 4.0 · 5.1 Medium EPSS < 1% KEV · Not listed
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.

Remediation

Vendor Solution

The vulnerabilities have been fixed by the IceWarp team in the 13.0.2 version.

Tracking

Sign in to view the affected projects.

Advisories

Source ID Title
EUVD EUVD EUVD-2025-15436 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.
History
Type Values Removed Values Added
First Time appeared Icewarp
Icewarp mail Server
CPEs cpe:2.3:a:icewarp:mail_server:11.4.0:*:*:*:*:*:*:*
Vendors & Products Icewarp
Icewarp mail Server
Metrics cvssV3_1

{'score': 6.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N'}

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
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.
Title Open redirection vulnerability in IceWarp Mail Server
Weaknesses CWE-601
References
Metrics cvssV4_0

{'score': 5.1, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:N/SI:L/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
INCIBE
Published
Updated
May 16, 2025, 1:46 PM
Reserved
Apr 16, 2025, 8:38 AM
Status
Analyzed
Published
May 16, 2025, 11:15 AM
Modified
Jun 17, 2026, 9:21 AM