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High · 7.5 CVE-2026-102012 EUVD-2026-101332GHSA-q2xg-cw4x-rjww

Junos OS Evolved: An attacker causes na-grpcd to crash when gRPC telemetry is enabled

Published Oct 14, 2026 · Updated Oct 16, 2026 · Assigned by juniper

Vendor: Juniper Networks Product: Junos OS Evolved Category: Network devices

Description

A Reachable Assertion vulnerability in the na-grpcd process of Juniper Networks Junos OS Evolved allows a remote unauthenticated attacker to cause a denial of service via a gRPC telemetry subscription request.

Affected products

VendorProductAffectedFixed
Juniper Networks Junos OS Evolved < 23.2R2-S7.7-EVO, 23.4 – < 23.4R2-S8.11-EVO, 24.2 – < 24.2R2-S5.6-EVO, 24.4 – < 24.4R2-S5-EVO, 25.2 – < 25.2R2-S2-EVO, 25.4 – < 25.4R1-S3-EVO, 26.2 – < 26.2R1-S2-EVO, 23.4X100, 25.2X100 – < 25.2X100-D35-EVO, 25.4X300 – < 25.4X300-D40-EVO 23.2R2-S7.7-EVO

References