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CVE-2026-1731: BeyondTrust Remote Support (RS) and Privileged Remote Access (PRA) OS Command Injection Vulnerability

criticalknown exploitedpublic exploitCVE-2026-1731
Actively exploited. At least one CVE in this advisory is listed in the CISA Known Exploited Vulnerabilities catalog — exploitation has been observed in the wild. Treat remediation as urgent.
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.

CSIRTS triage

vendor: BeyondTrustproduct: Remote Support and Privileged Remote AccessCode injection
What
Remote Support and Privileged Remote Access contain an OS command injection vulnerability.
Who is affected
Unauthenticated remote attackers targeting installations of BeyondTrust products.
Urgency
Immediate remediation is critical due to active exploitation and potential system compromise.
Action
Patch to the latest version of BeyondTrust Remote Support and Privileged Remote Access.

AI-assisted analysis generated from the source advisory — verify against the original.

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Details

Source
CISA Known Exploited Vulnerabilities (US · database · site)
Severity
critical
Published
2026-02-13
Exploitation
Observed in the wild (CISA KEV)

Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2026-1731

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Referenced CVEs

CVECSIRTS overviewExternal
CVE-2026-1731coverage & exploitation statusNVD · CVE.org

Recent advisories for BeyondTrust Remote Support

A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.

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