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    CVE-2026-2062

    A vulnerability was identified in Open5GS up to 2.7.6. This affects the function sgwc_s5c_handle_modify_bearer_response/sgwc_sxa_handle_session_modification_response of the component PGW S5U Address Handler. The manipulation leads to null pointer dereference. The attack can be initiated remotely. The exploit is publicly available and might be used. The identifier of the patch is f1bbd7b57f831e2a070780a7d8d5d4c73babdb59. Applying a patch is the recommended action to fix this issue.

    Published:Feb 6, 2026
    Last Modified:Apr 17, 2026
    EPS:Feb 6, 2026
    EPSS Score:0.0006
    CVSS Score:5.3

    Affected Products

    Vendor
    Open5gs
    Product
    Open5gs

    Exploits

    https://github.com/open5gs/open5gs/issues/4257https://github.com/open5gs/open5gs/issues/4257#issue-3787701521

    Related CVEs

    CVE-2026-86212 (CVSS 2.1) — A vulnerability has been found in Open5GS 2.7.7/2.8.0. This vulnerability affects unknown code of the componen…
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    CVE-2026-82590 (CVSS 5.3) — A weakness has been identified in Open5GS up to 2.7.7. The affected element is the function smf_nudm_sdm_handl…
    CVE-2026-82589 (CVSS 2.1) — A security flaw has been discovered in Open5GS up to 2.7.7. Impacted is the function amf_namf_comm_handle_n1_n…
    CVE-2026-82588 (CVSS 5.3) — A vulnerability was identified in Open5GS up to 2.7.7. This issue affects some unknown processing of the file …
    CVE-2026-82587 (CVSS 2.1) — A vulnerability was determined in Open5GS up to 2.7.7. This vulnerability affects the function amf_namf_comm_d…
    CVE-2026-30046 (CVSS 7.5) — A reachable assertion vulnerability in the NUDM-UECM interface of Open5GS v2.7.6 allows attackers to cause a D…
    CVE-2026-30047 (CVSS 7.5) — A reachable assertion vulnerability in the /nsmf-pdusession/v1/sm-contexts component of Open5GS v2.7.6 allows …
    CVE-2026-30045 (CVSS 7.5) — An integer overflow in the /nnrf-disc/v1/nf-instances component of open5gs v2.7.6 allows attackers to cause a …
    CVE-2026-37198 (CVSS 7.5) — An integer overflow in the SMF component of Open5GS v2.7.6 allows attackers to cause a Denial of Service (DoS)…

    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