PT-2026-55951 · Beyondtrust · Privileged Remote Access+1

Publicado 2026-07-06 · Atualizado 2026-07-06 · CVE-2026-40139

NVD

CVSS v4.0

9.2

Crítica

Vetor base

AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/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

A critical pre-authentication vulnerability exists in the authentication subsystem of BeyondTrust Remote Support. Improper processing of authentication requests may allow an unauthenticated remote attacker to bypass access controls and gain unauthorized access to the appliance, including accounts with elevated privileges. Exploitation requires a specific authentication configuration to be enabled.

Correção

Improper Authentication

Enumeração de Fraquezas

CWE-287

Identificadores relacionados

CVE-2026-40139

Produtos afetados

Privileged Remote Access

Remote Support

Referências · 3

• https://beyondtrust.com/trust-center/security-advisories/bt26-03 · Nota
• https://twitter.com/Daily_CyberSec/status/2074188677995987151 · Publicação no Twitter
• https://nvd.nist.gov/vuln/detail/CVE-2026-40139 · Nota de Segurança