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    CVE-2024-55599

    An Improperly Implemented Security Check for Standard vulnerability [CWE-358] in FortiOS version 7.6.0, version 7.4.7 and below, 7.0 all versions, 6.4 all versions and FortiProxy version 7.6.1 and below, version 7.4.8 and below, 7.2 all versions, 7.0 all versions may allow a remote unauthenticated user to bypass the DNS filter via Apple devices.

    Published:Jul 8, 2025
    Last Modified:Jun 9, 2026
    EPS:Jul 8, 2025
    EPSS Score:0.00158
    CVSS Score:4.9

    Affected Products

    Vendor
    Fortinet
    Product
    Fortios
    Vendor
    Fortinet
    Product
    Fortiproxy
    Vendor
    Fortinet
    Product
    Fortisase

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

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    CVE-2026-71408 (CVSS 5.3) — A allocation of resources without limits or throttling vulnerability in Fortinet FortiOS 7.6.0 through 7.6.6, …
    CVE-2026-59840 (CVSS 4.3) — A buffer over-read vulnerability in Fortinet FortiOS 7.6.0 through 7.6.3, FortiOS 7.4.0 through 7.4.8, FortiOS…
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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