CVE-2025-52954 Missing authorization in Junos OS Evolved
A low-privileged user can execute arbitrary commands and modify configuration in Junos OS Evolved, leading to system compromise.
- 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-2025-52954?
CVE-2025-52954 is a high-severity missing authorization vulnerability in Juniper Junos Os Evolved, published on 11 Jul 2025. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
A Missing Authorization vulnerability in the internal virtual routing and forwarding (VRF) of Juniper Networks Junos OS Evolved allows a local, low-privileged user to gain root privileges, leading to a system compromise.
Any low-privileged user with the capability to send packets over the internal VRF can execute arbitrary Junos commands and modify the configuration, and thus compromise the system.
This issue affects Junos OS Evolved:
* All versions before 22.2R3-S7-EVO, * from 22.4 before 22.4R3-S7-EVO, * from 23.2 before 23.2R2-S4-EVO, * from 23.4 before 23.4R2-S5-EVO, * from 24.2 before 24.2R2-S1-EVO * from 24.4 before 24.4R1-S2-EVO, 24.4R2-EVO.
Weakness: CWE-862
Which versions are affected by CVE-2025-52954?
It affects 1 product.
Products include Juniper Junos Os Evolved.
How do I fix CVE-2025-52954?
No fix has been published for CVE-2025-52954 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2025-52954 being exploited?
There is no known exploitation of CVE-2025-52954 in the wild and no public exploit code.
Other vulnerabilities in Juniper Junos Os Evolved
- CVE-2026-21902 Junos OS Evolved: PTX Series: A vulnerability allows a unauthenticated, network-based attacker to execute code as root
- CVE-2023-28983 Junos OS Evolved: Shell Injection vulnerability in the gNOI server
- CVE-2025-21599 Denial of service in Junos OS Evolved
- CVE-2024-47502 Junos OS Evolved: TCP session state is not always cleared on the Routing Engine leading to DoS
- CVE-2024-39531 Junos OS Evolved: ACX 7000 Series: Protocol specific DDoS configuration affects other protocols
Sources
Also known as GHSA-m3w7-vqq8-286x.