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CVE-2026-1731

9.8, critical Known exploited Used in ransomware

BeyondTrust Remote Support (RS) and Privileged Remote Access (PRA) OS Command Injection Vulnerability

NVD (opens in a new tab) CVE.org (opens in a new tab) CISA KEV catalogue (opens in a new tab)
CVSS
9.8, critical critical CVSS v3.1
EPSS, next 30 days
92% higher than 99.8% of scored CVEs
Exploitation
Confirmed in the wild
Published
6 Feb 20268 months ago

Known exploited

CISA added this to the Known Exploited Vulnerabilities Catalog on 13 Feb 2026 and links it to ransomware activity. US federal agencies had to remediate by 16 Feb 2026, a deadline that has passed.

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.

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.

Details

Vendor
BeyondTrust
Product
Remote Support(RS) & Privileged Remote Access(PRA)
Weakness
CWE-78 (opens in a new tab)
Status
Analyzed
Updated
17 Jun 2026
Assigner
13061848-ea10-403d-bd75-c83a022c2891

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References 5

Exploit code 1

Advisories 2

Other references 2

The kind is read from NVD's tags where present and from the shape of the URL otherwise, so treat it as a hint.

Other BeyondTrust CVEs

Every BeyondTrust CVE we hold

Same vendor in what we hold, not a known link between the flaws.

  • CVE-2026-102764 BeyondTrust Remote Support Authentication Bypass by Spoofing Vulnerability KEV EPSS 0.6% 9.8, critical
  • CVE-2024-12686 BeyondTrust Privileged Remote Access (PRA) and Remote Support (RS) OS Command Injection Vulnerability KEV EPSS 14% 7.2, high
  • CVE-2024-12356 BeyondTrust Privileged Remote Access (PRA) and Remote Support (RS) Command Injection Vulnerability KEV EPSS 87% 9.8, critical

Beyond this page

Is CVE-2026-1731 in your network?

This page tells you how dangerous CVE-2026-1731 is out there. Whether it sits on one of your devices, only a scan of your own network can tell. That is what our systems do, every day, for the companies we protect.

CVE-2026-1731 is in the CISA catalogue of exploited vulnerabilities: attackers are already exploiting it.

  • EXYS7600 OCELOT

    Find it before attackers do

    Ocelot scans your network on a schedule and reports every vulnerability it finds by its CVE identifier, with its CVSS score and how many of your hosts are affected. A finding like CVE-2026-1731 comes with the devices to patch.

    Learn more about EXYS7600 OCELOT

  • EXYS7950 KONDRA

    Detect it if it's exploited

    Until the patch is applied, Kondra monitors your network, events and endpoints in real time. It keeps an inventory of the software installed on every endpoint, and its anomaly detection rules flag what an attacker does once inside.

    Learn more about EXYS7950 KONDRA
Check your exposure

Assembled from the NVD 2.0 API, the CISA Known Exploited Vulnerabilities Catalog and FIRST EPSS. Scores are as of our last collection on 17 Oct 2026, not the live upstream state.