BeyondTrust · Remote Support (RS) and Privileged Remote Access (PRA)
CVE-2026-1731
Remote code execution vulnerability in BeyondTrust Remote Support (RS) and Privileged Remote Access (PRA)
What it is
BeyondTrust Remote Support (RS) and certain older versions of Privileged Remote Access (PRA) contain a critical pre-authentication remote code execution vulnerability. By sending specially crafted requests, an unauthenticated remote attacker may be able to execute operating system commands in the context of the site user.
CISA: BeyondTrust Remote Support (RS) and Privileged Remote Access (PRA)contain an OS command injection vulnerability. Successful exploitation could allow an unauthenticated remote attacker to execute operating system commands in the context of the site user. Successful exploitation requires no authentication or user interaction and may lead to system compromise, including unauthorized access, data exfiltration, and service disruption.
What to do
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Deadline for US federal agencies: February 16, 2026
More exploited flaws from BeyondTrust
| Added | Vulnerability | Product | Severity | Attack chance |
|---|---|---|---|---|
| Oct 16, 2026 | Authentication Bypass by Spoofing | Remote Support | Critical 9.3 | 19% |
| Jan 13, 2025 | OS Command Injection | Privileged Remote Access (PRA) and Remote Support (RS) | Medium 6.6 | 32% |
| Dec 19, 2024 | Privileged Remote Access (PRA) and Remote Support (RS) Command Injection Vulnerability | Privileged Remote Access (PRA) and Remote Support (RS) | Critical 9.8 | 87% |
Sources: Known Exploited Vulnerabilities (CISA, public domain), CVE records (cve.org) and EPSS (FIRST). The chance of attacks is the EPSS estimate that someone will try to exploit the flaw in the next 30 days.