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    2 vulnerabilities by GrapheneOS

    CVE-2026-45182 (GCVE-0-2026-45182)

    Vulnerability from nvd – Published: 2026-05-09 22:07 – Updated: 2026-05-11 15:00
    VLAI
    Summary
    GrapheneOS before 2026050400 allows attackers to discover the real IP address of a VPN user as a consequence of a registerQuicConnectionClosePayload optimization, because an application can let system_server transmit UDP traffic on its behalf. This occurs when the "Block connections without VPN" and "Always-on VPN" settings are enabled.
    Severity
    2.2 (Low)
    CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:L/I:N/A:N
    SSVC
    Exploitation: poc Automatable: no Technical Impact: partial
    CISA Coordinator (v2.0.3)
    CWE
    • CWE-441 - Unintended Proxy or Intermediary ('Confused Deputy')
    Assigner
    References
    Impacted products
    Vendor Product Version
    GrapheneOS GrapheneOS Affected: 0 , < 2026050400 (custom)
    		Create a notification for this product.
    Show details on NVD website
    To clipboard 

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    CVE-2026-45182 (GCVE-0-2026-45182)

    Vulnerability from cvelistv5 – Published: 2026-05-09 22:07 – Updated: 2026-05-11 15:00
    VLAI
    Summary
    GrapheneOS before 2026050400 allows attackers to discover the real IP address of a VPN user as a consequence of a registerQuicConnectionClosePayload optimization, because an application can let system_server transmit UDP traffic on its behalf. This occurs when the "Block connections without VPN" and "Always-on VPN" settings are enabled.
    Severity
    2.2 (Low)
    CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:L/I:N/A:N
    SSVC
    Exploitation: poc Automatable: no Technical Impact: partial
    CISA Coordinator (v2.0.3)
    CWE
    • CWE-441 - Unintended Proxy or Intermediary ('Confused Deputy')
    Assigner
    References
    Impacted products
    Vendor Product Version
    GrapheneOS GrapheneOS Affected: 0 , < 2026050400 (custom)
    		Create a notification for this product.
    Show details on NVD website
    To clipboard 

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