EUVD-2026-12109Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Lifecycle Timeline
3DescriptionCVE.org
IceWarp collaboration Directory Traversal Information Disclosure Vulnerability. This vulnerability allows remote attackers to disclose sensitive information on affected installations of IceWarp. Authentication is not required to exploit this vulnerability.
The specific flaw exists within handling of the ticket parameter provided to the collaboration endpoint. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to disclose information in the context of root. Was ZDI-CAN-25440.
AnalysisAI
IceWarp collaboration platform contains an unauthenticated directory traversal vulnerability that allows remote attackers to read sensitive files from the server. The flaw exists in HTTP request handling, enabling access to configuration files, user data, and potentially email contents stored on the server.
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | No special conditions — remote unauthenticated exploitation against IceWarp installations with collaboration endpoint exposed. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | CVSS 7.5, EPSS 10.3%. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in. |
| Exploit Scenario | An attacker sends traversal requests to the IceWarp HTTP interface, reading configuration files containing database credentials and SMTP settings. They access stored email files, extracting confidential business communications and attachment files. |
| Remediation | Apply the IceWarp security patch. … Detailed patch versions, workarounds, and compensating controls in full report. |
Recommended ActionAI
Within 24 hours: Inventory all IceWarp deployments and assess network exposure; isolate affected systems or restrict network access if business-critical. …
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