CVE-2026-1731 KEV
9.8
CRITICAL · CVSS 3.1 · EPSS 91% (pctl 100)
Patch first
On CISA KEV — known exploited in the wild, due 2026-02-16.
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.
Scoring
| CVSS | 9.8 (CRITICAL, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 90.96% — more likely to be exploited than 100% of all CVEs |
| Weakness | CWE-78 |
| On CISA KEV | yes — remediate by 2026-02-16 |
| Public exploit | none known |
| Published | 2026-02-06 |
| Last modified | 2026-06-17 |
CISA KEV
| Name | BeyondTrust Remote Support (RS) and Privileged Remote Access (PRA) OS Command Injection Vulnerability |
|---|---|
| Added | 2026-02-13 |
| Due | 2026-02-16 |
| Vendor / product | BeyondTrust / Remote Support (RS) and Privileged Remote Access (PRA) |
| Ransomware use | known |
Affected (2)
| Vendor | Product |
|---|---|
| beyondtrust | privileged remote access |
| beyondtrust | remote support |
References
- https://beyondtrustcorp.service-now.com/csm?id=csm_kb_article&sysparm_article=KB0023293
- https://www.beyondtrust.com/trust-center/security-advisories/bt26-02
- https://github.com/win3zz/CVE-2026-1731
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-1731
- https://www.greynoise.io/blog/reconnaissance-beyondtrust-rce-cve-2026-1731
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