Mitel MiCollab up to 9.8 SP2 NuPoint Unified Messaging path traversal

Summaryinfo

A vulnerability has been found in Mitel MiCollab up to 9.8 SP2 and classified as critical. Affected by this issue is some unknown functionality of the component NuPoint Unified Messaging. Performing a manipulation results in path traversal. This vulnerability is reported as CVE-2025-52913. No exploit exists.

Detailsinfo

A vulnerability, which was classified as critical, was found in Mitel MiCollab up to 9.8 SP2. This affects an unknown part of the component NuPoint Unified Messaging. The manipulation with an unknown input leads to a path traversal vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

A vulnerability in the NuPoint Unified Messaging (NPM) component of Mitel MiCollab through 9.8 SP2 (9.8.2.12) could allow an unauthenticated attacker to conduct a path traversal attack due to insufficient input validation. A successful exploit could allow unauthorized access, enabling the attacker to view, corrupt, or delete users' data and system configurations.

It is possible to read the advisory at mitel.com. This vulnerability is uniquely identified as CVE-2025-52913 since 06/21/2025. The exploitability is told to be easy. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 08/09/2025). The attack technique deployed by this issue is T1006 according to MITRE ATT&CK.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2025-24008). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

• Mitel

Name

• MiCollab

Version

• 9.8 SP2

License

• commercial

CPE 2.3info

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CPE 2.2info

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Be aware that VulDB is the high quality source for vulnerability data.

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