CVE-2026-101982 Junos OS and Junos OS Evolved: A EVPN peer causes an rpd crash or root-level compromise when EVPN-VPWS is used
A stack-based buffer overflow in Junos OS rpd allows a BGP/EVPN peer to execute root code or crash the daemon when EVPN-VPWS is configured.
- 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-2026-101982?
CVE-2026-101982 is a critical memory corruption 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
A Stack-based Buffer Overflow vulnerability in the routing protocol daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved allows a configured BGP/EVPN peer to cause root code execution on Junos OS or an rpd crash on Junos OS Evolved via protocol-valid route advertisements for an EVPN-VPWS service.
Weakness: CWE-121
Which versions are affected by CVE-2026-101982?
How do I fix CVE-2026-101982?
No fix has been published for CVE-2026-101982 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-2026-101982 being exploited?
There is no known exploitation of CVE-2026-101982 in the wild and no public exploit code.
Sources
Also known as GHSA-vq3c-j5rc-g6c5.