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High · 8.8 CVE-2026-101965 EUVD-2026-101432GHSA-hfw9-67r5-vhvc

Junos OS Evolved: An attacker causes telemetry disruption when network analytics telemetry is enabled

Published Oct 14, 2026 · Updated Oct 15, 2026 · Assigned by juniper

Description

An Use of Externally-Controlled Format String vulnerability in the gRPC daemon of Juniper Networks Junos OS Evolved allows an authenticated network attacker to cause telemetry-service disruption, information disclosure, or potential root-level code execution via a crafted message to the gNMI service.

Affected products

VendorProductAffectedFixed
Juniper Networks Junos OS Evolved 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 24.4R2-S5-EVO

References