CVE-2026-2493
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Directory Traversal in IceWarp Collaboration Allows Root Info Disclosure

Publication date: 2026-03-16

Last updated on: 2026-03-16

Assigner: Zero Day Initiative

Description
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.
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Meta Information
Published
2026-03-16
Last Modified
2026-03-16
Generated
2026-06-16
AI Q&A
2026-03-16
EPSS Evaluated
2026-06-15
NVD
CVE-2026-2493
EUVD
EUVD-2026-12109
Affected Vendors & Products
Showing 2 associated CPEs
Vendor Product Version / Range
icewarp collaboration *
icewarp icewarp *
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Exploitability
CWE
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KEV
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CWE ID Description
CWE-22 The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.
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Executive Summary

[{'type': 'paragraph', 'content': 'CVE-2026-2493 is a directory traversal information disclosure vulnerability in IceWarp collaboration products. It occurs because the software does not properly validate the user-supplied "ticket" parameter before using it in file operations. This flaw allows a remote attacker to manipulate the path and access sensitive files on the system without needing to authenticate.'}] [1]

Impact Analysis

This vulnerability can lead to the disclosure of sensitive information on affected IceWarp installations. Since the attacker can exploit it remotely without authentication, they can access confidential data with root-level privileges. However, it does not affect the integrity or availability of the system.

Compliance Impact

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