CVE-2026-102065 Junos OS and Junos OS Evolved: A malformed SRv6 service route causes an rpd crash when dynamic tunnels are enabled
A remote unauthenticated BGP peer can crash the routing daemon by sending a malformed SRv6 route when dynamic tunnels are enabled.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-102065?
CVE-2026-102065 is a high-severity denial of service vulnerability in Juniper Networks Junos OS, published on 14 Oct 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
An Improper Validation of Specified Quantity in Input vulnerability in the routing protocol daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved allows a remote unauthenticated BGP peer to cause an rpd crash via a malformed BGP-signaled SRv6 service route when SRv6 dynamic tunnels are enabled.
Weakness: CWE-1284
Which versions are affected by CVE-2026-102065?
How do I fix CVE-2026-102065?
No fix has been published for CVE-2026-102065 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2026-102065 being exploited?
There is no known exploitation of CVE-2026-102065 in the wild and no public exploit code.
Sources
Also known as GHSA-j54p-f459-hj35.