Freeswitch

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    Products: 1
    Vulnerabilities: 21
    Known Exploited: 0
    3
    Critical Level Threats
    12
    High Level Threats
    6
    Medium Level Threats
    0
    Low Level Threats

    Vulnerabilities

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    Vulnerabilities

    CVE-2026-49848

    FreeSWITCH: Pre-authentication `userVariables` injection in `mod_verto`

    Last Modified: Jun 10, 2026
    Published: Jun 09, 2026

    CVE-2026-49847

    FreeSWITCH: Stack overflow in bundled cJSON parser via deeply nested JSON

    Last Modified: Jun 10, 2026
    Published: Jun 09, 2026

    CVE-2026-49843

    FreeSWITCH: Pre-authentication session eviction via attacker-chosen `sessid` in `mod_verto`

    Last Modified: Jun 10, 2026
    Published: Jun 09, 2026

    CVE-2026-49842

    FreeSWITCH: Pre-authentication bandwidth amplification via `mod_verto` speed-test frames

    Last Modified: Jun 10, 2026
    Published: Jun 09, 2026

    CVE-2026-49841

    FreeSWITCH: Pre-authentication heap buffer overflow in `mod_verto` HTTP POST body read

    Last Modified: Jun 10, 2026
    Published: Jun 09, 2026
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    Freeswitch Vulnerabilities & Security CVEs | CVE-DB