CVEvulnerability

CVE-2026-40139

9.2 CRITICAL Published 2026-07-06 Modified 2026-07-07 Official page ↗
Status
Analyzed
Published
2026-07-06
Last modified
2026-07-07
Assigner
13061848-ea10-403d-bd75-c83a022c2891
CVSS 4.0 (13061848-ea10-403d-bd75-c83a022c2891)
9.2 CRITICAL — CVSS:4.0/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
CVSS 3.1 ([email protected])
9.8 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weaknesses
CWE-287

Description

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.

Affected configurations

• beyondtrust privileged remote access (< 25.3.3) • beyondtrust remote support (< 25.3.3)

Related

Weakness · CWE (1)

  • CWE-287 Improper Authentication weakness

References