CISA KEV · Known exploitedCritical

CVE-2026-1731

BeyondTrust Remote Support (RS) and Privileged Remote Access (PRA)

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.

CVSS: 9.9
EPSS: 88.1%
CISA KEV: Listed
Published: 2026.02.07

PRIORITY ASSESSMENT

Immediate review

CISA has listed this vulnerability in the Known Exploited Vulnerabilities catalog.

Known exploitationConfirmed by CISA KEV

Exploit probability88.1%

Technical severityCVSS 9.9

Vulnerability overview

Affected product and versions

Product: BeyondTrust Remote Support (RS) and Privileged Remote Access (PRA)
Affected versions: < 25.1, < 25.3.2
Fixed versions: 25.1, 25.3.2

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide

CISA 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.

Due date: 2026.02.16

1
Identify
Confirm that BeyondTrust Remote Support (RS) and Privileged Remote Access (PRA) and an affected version are present.
2
Prioritize
Combine exploitation signals with asset exposure and business criticality.
3
Remediate
Follow the vendor advisory or supported update path and preserve rollback options.
4
Verify
Recheck the version, service health, access paths, and relevant logs.

Technical data

CVSS vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:L/SI:H/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CWE: CWE-78
KEV added: 2026.02.13
Ransomware use: 확인됨