A critical query-injection flaw in BeyondTrust Remote Support lets low-privileged users reach unauthorized resources, CVSS 9.9
Status: UPDATED
| Advisory ID: CVE-2026-40141
Key Details
| CVE | CVE-2026-40141 |
| CVSS Score / Version | 9.9 (Critical) / CVSS v3.1 |
| CVSS Vector | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H |
| CVSS Prose | attack vector is network; attack complexity is low; privileges required is low; user interaction is none; scope is changed; confidentiality impact is high; integrity impact is high; availability impact is high. |
| Affected products | BeyondTrust remote_support |
| Classified as | CWE-943 (Improper Neutralization of Special Elements in Data Query Logic) |
| Exploitation prediction (EPSS) | 0.53% probability of exploitation in the next 30 days (44% percentile) -- FIRST.org's EPSS model. |
Affected Products, Subsystems & Sectors
| Subsystems | General OT |
| Sectors | Multiple |
What to Know
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.
What to Do
Monitor BeyondTrust's web page for any future patch releases. See vendor advisory link below.
References