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Vulnerabilities

Vulnerability · CVE-2026-1731

BeyondTrust Remote Support (RS) and Privileged Remote Access (PRA) OS Command Injection Vulnerability

Published Feb 6, 2026 · catalog updated Jun 17, 2026 · BeyondTrust Remote Support (RS) and Privileged Remote Access (PRA)

Patch now

CVE-2026-1731 is in the CISA known-exploited catalog, due Feb 16, 2026. Confirm BeyondTrust Remote Support (RS) and Privileged Remote Access (PRA) against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Gaps on this record

  • No version range is stored. A customer cannot check an installed version against this record.
Severity
Critical9.9
Known exploitation
CISA KEV and VulnCheck KEV
EPSS
92.46%
Remediation
Remediation guidance
Affected products
cpe beyondtrust/privileged remote access · cpe beyondtrust/remote support · vendor BeyondTrust Remote Support (RS) and Privileged Remote Access (PRA)

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. Initial-access exploit intelligence.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe beyondtrust/privileged remote accessversion unspecified
  • cpe beyondtrust/remote supportversion unspecified
  • vendor BeyondTrust Remote Support (RS) and Privileged Remote Access (PRA)version unspecified

How to fix CVE-2026-1731

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2026-1731 is in the CISA known-exploited catalog, due Feb 16, 2026. Confirm BeyondTrust Remote Support (RS) and Privileged Remote Access (PRA) against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Which versions are affected?

Affected version ranges are not on this record. Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

What should an analyst verify?

CWE-78: OS Command Injection. EPSS 92.46%. The CISA KEV listing is the exploitation evidence. A public exploit reference is linked in Sources. That is not the same as confirmed exploitation. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Feb 6, 2026 · Catalog

    Detected

    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 exfi

  2. Feb 13, 2026 · CISA KEV

    Known exploited

    Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

  3. Feb 16, 2026 · CISA KEV

    Remediation due

    Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

  4. Jun 17, 2026 · Catalog

    Updated

    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 exfi

Sources

  • CISA KEVConfirmed exploitationCVE-2026-1731

    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 exfi

    cisa.gov
  • CVE.orgVulnerability recordCVE-2026-1731

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2026-1731

    30-day exploitation probability 92.5%

    first.org
  • Metasploit ModulesPublic exploit moduleexploit_linux/http/beyondtrust_pra_rs_command_injection

    Public module reference (excellent). Module source is not copied into this catalog.

    rapid7.com
  • NIST NVDVulnerability recordCVE-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 syste

    nvd.nist.gov
  • VulnCheck KEVConfirmed exploitationCVE-2026-1731

    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 re

    vulncheck.com

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.