CVE-2026-0304 Cortex XDR Broker VM: Privilege Escalation Vulnerability
An authenticated low-privileged user with man-in-the-middle access can execute code with root privileges on the Cortex XDR Broker VM.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-0304?
CVE-2026-0304 is a medium-severity vulnerability in Palo Alto Networks Cortex XDR Broker VM, published on 10 Sep 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
A privilege escalation vulnerability in Palo Alto Networks Cortex XDR Broker VM enables an authenticated low privileged user with man-in-the-middle (MitM) access to execute code with root privileges on the Broker VM.
Weakness: CWE-88
Which versions are affected by CVE-2026-0304?
How do I fix CVE-2026-0304?
No fix has been published for CVE-2026-0304 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-0304 being exploited?
There is no known exploitation of CVE-2026-0304 in the wild and no public exploit code.
Sources
Also known as GHSA-v97p-xg3v-qpf2.