OS Command Injection in Privileged Remote Access (PRA) and Remote Support - CVE-2026-1731
Published: February 9, 2026 / Updated: February 25, 2026
Vulnerability identifier: #VU122460
CSH Severity: Critical
CVSS v4: 9.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-1731
CWE-ID: CWE-78
Exploitation vector: Remote access
Exploit availability:
The vulnerability is being exploited in the wild
Vulnerability details
The vulnerability allows a remote attacker to execute arbitrary shell commands on the target system.
The vulnerability exists due to improper input validation. A remote unauthenticated attacker can pass specially crafted data to the application and execute arbitrary OS commands on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Affected software
Privileged Remote Access (PRA)
Remote Support
Remote Support
How to mitigate CVE-2026-1731
Install updates from vendor's website.
Privileged Remote Access (PRA) - update to 25.1.1
Remote Support - update to 25.3.2
Remote Support - update to 25.3.2