CVE-2025-5309 Remote Support & Privileged Remote Access server side template injection

High 8.6 Published 16 Jun 2025 Updated 26 Feb 2026

Attacker can achieve remote code execution via server-side template injection in the chat feature of BeyondTrust Remote Support and Privileged Remote Access.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: A user has to click or open something
Fix: None listed

What is CVE-2025-5309?

CVE-2025-5309 is a high-severity code injection vulnerability in BeyondTrust Remote Support(RS) & Privileged Remote Access(PRA), published on 16 Jun 2025. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

The chat feature within Remote Support (RS) and Privileged Remote Access (PRA) is vulnerable to a Server-Side Template Injection vulnerability which can lead to remote code execution.

Weakness: CWE-94

Which versions are affected by CVE-2025-5309?

It affects 2 products.

Products include Beyondtrust Privileged Remote Access, Beyondtrust Remote Support.

How do I fix CVE-2025-5309?

No fix has been published for CVE-2025-5309 yet. Limit exposure of the affected software until one is available.

Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.

Is CVE-2025-5309 being exploited?

There is no known exploitation of CVE-2025-5309 in the wild and no public exploit code.

Sources

Also known as GHSA-gqmv-wgq3-w6p3.