High severity · published Mar 4, 2026
CVE-2025-59783
OS Command Injection over API
7.2
CVSS
0.9%
EPSS
No
On KEV
Description
API endpoint for user synchronization in 2N Access Commander version 3.4.1 did not have a sufficient input validation allowing for OS command injection.
This vulnerability can only be exploited after authenticating with administrator privileges.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
High
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.9% · higher than 60% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
2A
2N Access Commander · 2N Telekomunikace a.s.
before 3.4.2 · source: vendor
AC
Access Commander · 2n
before 3.4.2 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-59783
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-59783
Vendor Advisory
https://www.2n.com/en-GB/download/cve_2025_59783_acom_3_5_v1pdf
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