ZDI-CAN-25440: ZDI-26-130: 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.
Other sources
This vulnerability allows remote attackers to disclose sensitive information on affected installations of IceWarp. Authentication is not required to exploit this vulnerability. The ZDI has assigned a CVSS rating of 7.5. The following CVEs are assigned: CVE-2026-2493.
— ZDI
Affected Software
Event History
Frequently Asked Questions
What is the severity of ZDI-CAN-25440?
ZDI-CAN-25440 is classified as a high severity vulnerability allowing information disclosure.
How do I fix ZDI-CAN-25440?
To fix ZDI-CAN-25440, update IceWarp to the latest version that addresses this vulnerability.
What does ZDI-CAN-25440 affect?
ZDI-CAN-25440 affects installations of IceWarp software that are vulnerable to directory traversal attacks.
Is authentication required to exploit ZDI-CAN-25440?
No, authentication is not required to exploit ZDI-CAN-25440, making it more dangerous.
What kind of information can be disclosed due to ZDI-CAN-25440?
ZDI-CAN-25440 allows remote attackers to disclose sensitive information present on the affected IceWarp installations.