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    CVE-2026-26829

    A NULL pointer dereference in the safe_atou64 function (src/misc.c) of owntone-server through commit c4d57aa allows attackers to cause a Denial of Service (DoS) via sending a series of crafted HTTP requests to the server.

    Published:Mar 23, 2026
    Last Modified:Mar 25, 2026
    EPS:Mar 23, 2026
    EPSS Score:0.0073
    CVSS Score:7.5

    Affected Products

    Vendor
    Owntone
    Product
    Owntone-server

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-476 NULL Pointer Dereference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

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    CVE-2025-44560 (CVSS 9.8) — owntone-server 2ca10d9 is vulnerable to Buffer Overflow due to lack of recursive checking.…
    CVE-2026-26828 (CVSS 7.5) — A NULL pointer dereference in the daap_reply_playlists function (src/httpd_daap.c) of owntone-server commit 3d…
    CVE-2025-63647 (CVSS 7.5) — A NULL pointer dereference in the parse_meta function (src/httpd_daap.c) of owntone-server commit 334beb allow…
    CVE-2025-63648 (CVSS 7.5) — A NULL pointer dereference in the dacp_reply_playqueueedit_move function (src/httpd_dacp.c) of owntone-server …
    CVE-2025-57155 (CVSS 7.5) — NULL pointer dereference in the daap_reply_groups function in src/httpd_daap.c in owntone-server through commi…
    CVE-2025-57156 (CVSS 7.5) — NULL pointer dereference in the dacp_reply_playqueueedit_clear function in src/httpd_dacp.c in owntone-server …

    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