CVE-2026-1731: BeyondTrust Remote Support and PRA OS command injection

CVE-2026-1731 · Severity: critical · CVSS 9.9 · Exploited in the wild · Published 2026-02-13

BeyondTrust Remote Support and Privileged Remote Access solutions, which are used by organizations to provide secure remote technical support and manage administrative access, are affected by a critical security flaw. An unauthenticated attacker can remotely execute commands on the system, potentially leading to full system takeover, data theft, or service disruption. This vulnerability is reportedly being exploited in the wild, making immediate patching essential to protect corporate infrastructure.

Technologies: BeyondTrust Privileged Remote Access, BeyondTrust Privileged Remote Access (PRA), BeyondTrust Remote Support, BeyondTrust Remote Support (RS). Vendors: BeyondTrust.

Quick answers

Is CVE-2026-1731 exploited in the wild?
Yes. CVE-2026-1731 is known to be exploited in the wild, first recorded on 13 February 2026. Treat it as urgent.
How severe is CVE-2026-1731?
Critical severity, with a CVSS score of 9.9, published 13 February 2026.
Which products and versions are affected?
BeyondTrust Privileged Remote Access versions up to (excluding) 25.1; BeyondTrust Remote Support versions up to (excluding) 25.3.2.
Is there a fix for CVE-2026-1731?
No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
How is CVE-2026-1731 attacked?
It is attacked over the network, in a network appliance.
Am I affected by CVE-2026-1731?
Check whether you run BeyondTrust Privileged Remote Access, BeyondTrust Privileged Remote Access (PRA), BeyondTrust Remote Support or one of the others listed at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

Technical details

A critical OS command injection vulnerability (CWE-78) exists in BeyondTrust Remote Support (RS) and Privileged Remote Access (PRA). The flaw allows an unauthenticated remote attacker to execute arbitrary operating system commands in the context of the site user by sending specially crafted network requests. No user interaction or prior authentication is required for successful exploitation. The vulnerability has been observed in active exploitation. Patches are available in Remote Support version 25.3.2 and Privileged Remote Access version 25.1.

Affected products

  • BeyondTrust Remote Support (RS) versions up to (excluding) 25.3.2
  • BeyondTrust Privileged Remote Access (PRA) versions up to (excluding) 25.1

Timeline

  • 2026-02-06: disclosed: Initial CVE entry received from BeyondTrust
  • 2026-02-13: advisory: Vendor advisory and CISA KEV entry published
  • 2026-02-13: kev added: Added to CISA Known Exploited Vulnerabilities catalog
  • 2026-02-13: exploited: Confirmed active exploitation in the wild

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