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I. Basic Information for CVE-2026-1731
Vulnerability Information
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Vulnerability Title
Remote code execution vulnerability in BeyondTrust Remote Support (RS) and Privileged Remote Access (PRA)
Source: NVD (National Vulnerability Database)
Vulnerability 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: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
OS命令中使用的特殊元素转义处理不恰当(OS命令注入)
Source: NVD (National Vulnerability Database)
Vulnerability Title
BeyondTrust Remote Support和BeyondTrust Privileged Remote Access 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
BeyondTrust Remote Support和BeyondTrust Privileged Remote Access（BeyondTrust PRA）都是美国BeyondTrust公司的产品。BeyondTrust Remote Support是一个适用于 Windows、Mac、Linux、Ios（iPad、iPhone）等的远程桌面访问、服务台和协作软件。BeyondTrust Privileged Remote Access是一款特权远程访问软件。 BeyondTrust Remote S
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
VendorProductAffected VersionsCPESubscribe
BeyondTrustRemote Support(RS) & Privileged Remote Access(PRA) 0 ~ RS 25.3.1 -
II. Public POCs for CVE-2026-1731
#POC DescriptionSource LinkShenlong Link
1BeyondTrust Remote Support is vulnerable to unauthenticated remote code execution via the WebSocket endpoint /nw. An attacker can extract the company identifier from the /get_mech_list endpoint and use it to connect to the WebSocket service, then inject OS commands through the binary WebSocket payload that are executed on the server. https://github.com/projectdiscovery/nuclei-templates/blob/main/javascript/cves/2026/CVE-2026-1731.yamlPOC Details
2CVE-2026-1731 - Critical command injection vulnerability in BeyondTrust Remote Support and Privileged Remote Access due to unsafe Bash arithmetic evaluation in a WebSocket-reachable scripthttps://github.com/win3zz/CVE-2026-1731POC Details
3Passive vulnerability scanner for CVE-2026-1731 — BeyondTrust RS/PRA pre-auth RCE (CVSS 9.9). Educational & defensive use only.https://github.com/cybrdude/cve-2026-1731-scannerPOC Details
4CVE-2026-1731 PoChttps://github.com/jakubie07/CVE-2026-1731POC Details
5Nonehttps://github.com/richardpaimu34/CVE-2026-1731POC Details
6CVE-2026-1731 — BeyondTrust Remote Code Execution Vulnerabilityhttps://github.com/hexissam/CVE-2026-1731POC Details
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III. Intelligence Information for CVE-2026-1731
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IV. Related Vulnerabilities
Same product: Remote Support(RS) & Privileged Remote Access(PRA)
Same vendor: BeyondTrust
Same weakness: CWE-78
V. Comments for CVE-2026-1731

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