AEGLIX vulnerability intelligence
CVE-2026-1731
CRITICAL · CVSS 9.9 · Analyzed
Published: 2026-02-06 · Updated: 2026-06-17 · Source: NVD
Vulnerability overview
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.
Severity and scoring
- CVSS score
- 9.9 · CRITICAL
- CVSS version
- 4.0
- CVSS vector
- 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
- Weaknesses
- CWE-78
CVSS measures technical severity; it does not establish whether this vulnerability is being exploited in your environment.
Known exploitation and remediation
Listed in CISA’s Known Exploited Vulnerabilities catalog.
- Affected product
- BeyondTrust · Remote Support (RS) and Privileged Remote Access (PRA)
- Added to catalog
- 2026-02-13
- 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.
- CISA remediation due date
- 2026-02-16
CISA deadlines apply to the organizations covered by its directives. Confirm your own remediation requirements.
Verify affected versions and patch availability in the vendor advisory before making changes.
Affected products and versions
cpe:2.3:a:beyondtrust:privileged_remote_access:*:*:*:*:*:*:*:*
Before (exclusive): 25.1
cpe:2.3:a:beyondtrust:remote_support:*:*:*:*:*:*:*:*
Before (exclusive): 25.3.2
These are NVD CPE applicability entries. Some products depend on configuration conditions; consult the official record to confirm applicability.
Advisories and references
- https://beyondtrustcorp.service-now.com/csm?id=csm_kb_article&sysparm_article=KB0023293
Permissions Required
- https://www.beyondtrust.com/trust-center/security-advisories/bt26-02
Vendor Advisory
- https://github.com/win3zz/CVE-2026-1731
Exploit · Third Party Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-1731
US Government Resource
- https://www.greynoise.io/blog/reconnaissance-beyondtrust-rce-cve-2026-1731
Third Party Advisory