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    CVE-2023-26566

    Sangoma FreePBX 1805 through 2203 on Linux contains hardcoded credentials for the Asterisk REST Interface (ARI), which allows remote attackers to reconfigure Asterisk and make external and internal calls via HTTP and WebSocket requests sent to the API.

    Published:May 10, 2024
    Last Modified:Apr 15, 2026
    EPS:May 10, 2024
    EPSS Score:0.00391
    CVSS Score:8.6

    Affected Products

    Vendor
    Sangoma
    Product
    Freepbx

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-798 Use of Hard-coded Credentials

    Related CVEs

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    CVE-2026-28287 (CVSS 8.6) — FreePBX is an open source IP PBX. From versions 16.0.17.2 to before 16.0.20 and from version 17.0.2.4 to befor…
    CVE-2026-28284 (CVSS 8.6) — FreePBX is an open source IP PBX. Prior to versions 16.0.10 and 17.0.5, the FreePBX logfiles module contains s…
    CVE-2026-28210 (CVSS 8.6) — FreePBX is an open source IP PBX. Prior to versions 16.0.49 and 17.0.7, FreePBX module cdr (Call Data Record) …
    CVE-2026-28209 (CVSS 7.5) — FreePBX is an open source IP PBX. From versions 16.0.17.2 to before 16.0.20 and from version 17.0.2.4 to befor…
    CVE-2025-55210 (CVSS 2) — FreePBX is an open-source web-based graphical user interface (GUI) that manages Asterisk. Prior to 17.0.5 and …
    CVE-2025-67736 (CVSS 8.6) — The FreePBX module tts (Text to Speech) for FreePBX, an open-source web-based graphical user interface (GUI) t…

    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