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    CVE-2026-1682

    A flaw has been found in Free5GC SMF up to 4.1.0. Affected is the function HandlePfcpAssociationReleaseRequest of the file internal/pfcp/handler/handler.go of the component PFCP UDP Endpoint. Executing a manipulation can lead to null pointer dereference. The attack may be launched remotely. The exploit has been published and may be used. A patch should be applied to remediate this issue.

    Published:Jan 30, 2026
    Last Modified:Apr 18, 2026
    EPS:Jan 30, 2026
    EPSS Score:0.00042
    CVSS Score:5.3

    Affected Products

    Vendor
    Free5gc
    Product
    Free5gc
    Vendor
    Free5gc
    Product
    Smf

    Exploits

    https://github.com/free5gc/free5gc/issues/794https://github.com/free5gc/free5gc/issues/794#issue-3811888505

    Related CVEs

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    CVE-2026-30070 (CVSS 7.5) — An issue in the HandleGetSharedData function of free5gc v4.0.1 allows attackers to cause a Denial of Service (…
    CVE-2026-30050 (CVSS 7.5) — An issue in the ModifyAMFEventSubscriptionProcedure function (processor/event_exposure.go) of free5gc v4.1.0 a…
    CVE-2026-30051 (CVSS 7.5) — An issue in the CreateUEContextProcedure function (/v1/ue-contexts/{supi}) of free5gc v4.1.0 allows attackers …
    CVE-2026-30056 (CVSS 7.5) — A NULL pointer dereference in the AMF NGAP Dispatcher component of free5gc v4.0.1 allows attackers to cause a …
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    CVE-2026-30062 (CVSS 7.5) — An issue in the NGAP handler of free5gc v4.0.1 allows attackers to cause a Denial of Service (DoS) via a craft…

    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