MajorCritical vulnerability
CVE-2026-102055 (CVSS 8.7)
NVD · officialPublished Oct 14, 2026Risk 37/100
A Stack-based Buffer Overflow vulnerability in the cfmd process of Juniper Networks Junos OS on MX Series and Junos OS Evolved on PTX Series platforms allows an unauthenticated adjacent-network attacker to execute arbitrary code as root or cause denial of service via a specific CFM Message sent to a configured down-MEP with enhanced CFM mode enabled.
Technical details
CVSS
8.7
AV:AdjacentAC:LowPR:NoneUI:None
Evidence and sources
This record is attributed to NVD. Exploitation status and remediation guidance are kept separate from the vulnerability's technical severity.
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