CVE-2026-1731 Details.
BeyondTrust Remote Support - Unauthenticated WebSocket RCE
Atlas does not check this one. Not a plain web check.
This weakness is not found through ordinary web pages. It needs a different kind of connection to the service. Atlas only runs plain web, DNS and TLS checks, so it does not run this one.
About CVE-2026-1731. What It Means.
BeyondTrust 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.
Affected Product. What Is Hit.
- Vendor
- beyondtrust
- Product
- BeyondTrust Remote Support
FAQ
Common Questions.
BeyondTrust Remote Support - Unauthenticated WebSocket RCE. BeyondTrust 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.
No. This weakness is not found through ordinary web pages. It needs a different kind of connection to the service. Atlas only runs plain web, DNS and TLS checks, so it does not run this one. The facts about CVE-2026-1731 are on this page, and you can request a demo to see how Brandefense watches your whole external attack surface.
Yes. CVE-2026-1731 is on the CISA Known Exploited Vulnerabilities list, which means attackers have used it against real targets.
Update BeyondTrust Remote Support to the latest version from the vendor, or follow the vendor's advice to switch off the affected feature. Vendor links are listed on this page when they are known.
This page lists the public facts about CVE-2026-1731. Atlas does not run a check for it, so nothing here says whether a particular site is affected.