CVE-2026-101960 Junos OS Evolved: QFX Series: A BGP peer causes an rpd crash when global load balancing is enabled
An attacker can crash the routing daemon on Juniper QFX switches by sending BGP traffic when global load balancing is enabled.
- 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-2026-101960?
CVE-2026-101960 is a high-severity memory corruption 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 Out-of-bounds Write vulnerability in the routing protocol daemon (rpd) of Juniper Networks Junos OS Evolved on QFX5240, QFX5241 and QFX5250 configured for BGP global-load-balancing and more than 128 ecmp next-hops allows an attacker to cause an rpd crash.
Weakness: CWE-787
Which versions are affected by CVE-2026-101960?
How do I fix CVE-2026-101960?
No fix has been published for CVE-2026-101960 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2026-101960 being exploited?
There is no known exploitation of CVE-2026-101960 in the wild and no public exploit code.
Sources
Also known as GHSA-75jw-fp45-jgrv.