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VulnerabilityPublished

CVE-2025-67840: Cohesity TranZman · OS Command Injection

Source CVE Database V5

0

Not known to be exploited · CVSS 7.2 High.

Data as of 26 Oct 2026, 13:47 UTC

CVSS 3.1 base score
7.2High
How severe the flaw is on the 0–10 CVSS scale.
EPSS
3.8% chance of exploitation in 30 days – higher than 90% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AC:L/AV:N/A:H/C:H/I:H/PR:H/S:U/UI:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 3 Mar 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.

What to do

AI-suggested

Organizations should immediately review and restrict administrative access to the Cohesity TranZman appliance, enforcing strong authentication and monitoring for suspicious admin activity. Network segmentation should isolate the appliance from untrusted networks to reduce interception risks. Since the vulnerability persists in the latest patch at the time of testing, organizations should engage with Cohesity support to obtain updates or workarounds addressing this issue. In the interim, administrators should avoid using vulnerable API endpoints or limit their usage to trusted environments. Implementing strict input validation and sanitization on all user-supplied parameters is critical; if possible, disable or restrict features that allow command execution via the web interface. Employ network-level protections such as TLS interception prevention and use of secure management channels to prevent request tampering. Regularly audit appliance logs for anomalous commands or access patterns. Finally, prepare incident response plans for potential exploitation scenarios involving this vulnerability.

Description

Multiple authenticated OS command injection vulnerabilities exist in the Cohesity (formerly Stone Ram) TranZman 4.0 Build 14614 through TZM_1757588060_SEP2025_FULL.depot web application API endpoints (including Scheduler and Actions pages). The appliance directly concatenates user-controlled parameters into system commands without sufficient sanitisation, allowing an authenticated admin user to inject and execute arbitrary OS commands with root privileges. An attacker can intercept legitimate requests (e.g.during job creation or execution) using a proxy and modify parameters to include shell metacharacters, achieving remote code execution on the appliance. This completely bypasses the intended CLISH restricted shell confinement and results in full system compromise. The vulnerabilities persist in Release 4.0 Build 14614 including the latest patch (as of the time of testing) TZM_1757588060_SEP2025_FULL.depot.

References

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