CVE-2026-1731
CRITICAL CISA KEVCVSS v3
9.8
CRITICAL
EPSS Score
64.6%
exploit probability
CISA KEV
Yes
known exploited
Exploitation
—
SSVC status
Description
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 Known Exploited Vulnerability
- Date Added
- 2/13/2026
- Patch Due Date
- 2/16/2026
- Required Action
- Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Technical Details
- CVSS v3 Vector
- 3.1
- Published
- 2/6/2026
- Last Modified
- 2/17/2026
Frequently Asked Questions
What is CVE-2026-1731?
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.
Is CVE-2026-1731 actively exploited?
Yes. CVE-2026-1731 is on the CISA Known Exploited Vulnerabilities (KEV) catalog, meaning it has been confirmed as actively exploited in the wild. CISA requires federal agencies to patch by 2/16/2026.
What is the CVSS score for CVE-2026-1731?
CVE-2026-1731 has a CVSS v3 base score of 9.8 (CRITICAL severity), with vector string 3.1.
Is CVE-2026-1731 affecting your environment?
Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.