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Vulnerability record · CVE-2025-64090 · published 9 January 2026

CVE-2025-64090: Zenitel tcis-3 firmware command injection vulnerability

Zenitel · Tcis 3 Firmware

This vulnerability allows authenticated attackers to execute commands via the hostname of the device.

8.8 CVSS 3.1 High EPSS 0.41% · top 67.2% CWE-77 · Command injection
8.8CVSS 3.1 base score
0.41%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
1References
17 Jun 2026Last modified by NVD

Description

This vulnerability allows authenticated attackers to execute commands via the hostname of the device.

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://www.zenitel.com/sites/default/files/2025-12/A100K12333%20Zenitel%20Security%20Advisory.pdf Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2025-64090), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.