CVE-2026-1731

Published Feb 6, 2026

Last updated a month ago

Exploit known CVSS critical 9.9

HTTP

BeyondTrust Remote Support

SSH

API

Beyondtrust

Port (22)

Overview

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.
Source: 13061848-ea10-403d-bd75-c83a022c2891
NVD status: Analyzed
Products: privileged_remote_access, remote_support

Risk scores

CVSS 4.0

Type: Secondary
Base score: 9.9
Impact score: -
Exploitability score: -
Vector string: 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
Severity: CRITICAL

CVSS 3.1

Type: Primary
Base score: 9.8
Impact score: 5.9
Exploitability score: 3.9
Vector string: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Severity: CRITICAL

Known exploits

Data from CISA

Vulnerability name: BeyondTrust Remote Support (RS) and Privileged Remote Access (PRA) OS Command Injection Vulnerability
Exploit added on: Feb 13, 2026
Exploit action due: Feb 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.

Weaknesses

13061848-ea10-403d-bd75-c83a022c2891: CWE-78

Hype score: Not currently trending

Configurations

[
  {
    "nodes": [
      {
        "cpeMatch": [
          {
            "criteria": "cpe:2.3:a:beyondtrust:privileged_remote_access:*:*:*:*:*:*:*:*",
            "matchCriteriaId": "A82D26FE-8791-41BC-A71B-4C2FEB81C41C",
            "versionEndExcluding": "25.1",
            "vulnerable": true
          },
          {
            "criteria": "cpe:2.3:a:beyondtrust:remote_support:*:*:*:*:*:*:*:*",
            "matchCriteriaId": "178845B4-26D3-4C94-AED9-1C847B9357F1",
            "versionEndExcluding": "25.3.2",
            "vulnerable": true
          }
        ],
        "negate": false,
        "operator": "OR"
      }
    ]
  }
]

References

Sources include official advisories and independent security research.

Overview

Risk scores

CVSS 4.0

CVSS 3.1

Known exploits

Weaknesses

Social media

Configurations

Related CVEs

References