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    CVE-2026-102051

    An Improper Release of Memory Before Removing Last Reference vulnerability in the l2cpd process of Juniper Networks Junos OS and Junos OS Evolved platforms allows an adjacent unauthenticated attacker to cause l2cpd memory exhaustion and Layer 2 control-plane disruption via LLDP traffic when fast receive processing is enabled.

    Published:Oct 14, 2026
    Last Modified:Oct 17, 2026
    EPS:Oct 14, 2026
    EPSS Score:0.00268
    CVSS Score:6.5

    Affected Products

    Vendor
    Juniper Networks
    Product
    Junos Os
    Vendor
    Juniper Networks
    Product
    Junos Os Evolved

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

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    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High