CVE-2026-101967 Command injection in Junos OS Evolved
An attacker can execute root commands via crafted DHCP responses during zero-touch provisioning on Junos OS Evolved PTX devices.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-101967?
CVE-2026-101967 is a critical command injection vulnerability in Juniper Networks Junos OS Evolved, published on 14 Oct 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
An OS Command Injection vulnerability in the bootzd zero-touch provisioning daemon of Juniper Networks Junos OS Evolved allows an unauthenticated attacker on the management LAN to execute commands as root via crafted DHCP response.
Weakness: CWE-78
Which versions are affected by CVE-2026-101967?
How do I fix CVE-2026-101967?
No fix has been published for CVE-2026-101967 yet. Limit exposure of the affected software until one is available.
Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.
Is CVE-2026-101967 being exploited?
There is no known exploitation of CVE-2026-101967 in the wild and no public exploit code.
Sources
Also known as GHSA-6jx4-gxcf-m37f.