Is CVE-2026-102177 being exploited?

No public exploit is currently tracked.

How severe is CVE-2026-102177?

CVE-2026-102177 has a CVSS v3 severity of HIGH (7.6).

Back

CVE-2026-102177

Description

An Out-of-bounds Write vulnerability in the routing protocol daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved allows an adjacent unauthenticated attacker to cause a denial of service when IS-IS link protection and backup-selection are configured.