CVE-2026-40141

high

Description

A high-severity vulnerability exists in a web application component of BeyondTrust Remote Support and Privileged Remote Access related to the processing of certain input parameters. Insufficient validation of user-supplied input may allow an authenticated attacker with limited privileges to access unintended resources or data beyond their authorization scope. Exploitation is restricted to accounts with specific permissions.

References

References
More

https://www.bleepingcomputer.com/news/security/beyondtrust-warns-of-critical-flaws-in-remote-access-software/

https://thehackernews.com/2026/07/beyondtrust-patches-critical-auth.html

https://www.beyondtrust.com/trust-center/security-advisories/bt26-03

Details

Source: Mitre, NVD

Published: 2026-07-06

Updated: 2026-07-07

Risk Information

CVSS v2

Base Score: 9

Vector: CVSS2#AV:N/AC:L/Au:S/C:C/I:C/A:C

Severity: High

CVSS v3

Base Score: 9.9

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

Severity: Critical

CVSS v4

Base Score: 8.5

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:H/SI:H/SA:H

Severity: High

EPSS

EPSS: 0.00407