CVE-2026-40139
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.
Weakness Type (CWE)
References
Other References
Frequently Asked Questions
What is CVE-2026-40139? +
How do I check if I'm vulnerable to CVE-2026-40139? +
Related Vulnerabilities
Kavita is a cross platform reading server. Prior to 0.9.0.2, an Improper Token validation flaw permits a remote and unauthenticated …
OpenLearnX is an open-source, decentralized learning and assessment platform. Prior to 2.0.4, a critical authentication vulnerability was identified in OpenLearnX …
PAM-PKCS#11 is a Linux-PAM login module that allows a X.509 certificate based user login. Prior to version 0.6.13, if cert_policy …
A flaw in Gliffy results in broken authentication through the reset functionality of the application.
MinIO is a high performance object storage. Starting in RELEASE.2024-06-06T09-36-42Z and prior to RELEASE.2025-02-28T09-55-16Z, a bug in evaluating the trust …
Scratch-Coding-Hut.github.io is the website for Coding Hut. The website as of 28 February 2025 contained a sign in with scratch …