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    CVE-2025-55639

    GPAC MP4Box v2.4 was discovered to contain a NULL pointer dereference in the gf_isom_add_track_kind() function at isomedia/isom_write.c. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted MP4 file.

    Published:Jun 23, 2026
    Last Modified:Jun 24, 2026
    EPS:Jun 23, 2026
    EPSS Score:
    CVSS Score:6.5

    Affected Products

    Vendor
    Gpac
    Product
    Mp4box

    Exploits

    https://github.com/gpac/gpac/issues/3260https://github.com/sigdevel/pocs/blob/main/res/gpac/MP4Box/23/23_poc.mp4https://infosec.exchange/@sigdevel/116769184815236865http://www.openwall.com/lists/oss-security/2026/06/26/2https://github.com/gpac/gpac/issues/3260

    Common Weakness Enumeration

    CWE-476 NULL Pointer Dereference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

    CVE-2025-60465 (CVSS 6.1) — A use-after-free in the gf_filter_pid_inst_swap function (/filter_core/filter_pid.c) of GPAC Project/MP4Box be…
    CVE-2025-60464 (CVSS 7.8) — A use-after-free in the gf_sei_load_from_state_internal function (/filters/sei_load.c) of GPAC Project/MP4Box …
    CVE-2025-60466 (CVSS 5) — A use-after-free in the gf_filter_pid_get_packet function (/filter_core/filter_pid.c) of GPAC Project/MP4Box b…
    CVE-2025-60468 (CVSS 5.5) — GPAC Multimedia Open Source Project GPAC Project/MP4Box 2.5-DEV-rev1593-gfe88c3545-master is affected by: Buff…
    CVE-2025-60471 (CVSS 5.5) — A use-after-free in the gf_filter_pid_reconfigure_task_discard function (/filter_core/filter_pid.c) of GPAC Pr…
    CVE-2025-60473 (CVSS 5.5) — A NULL pointer dereference in the gf_filter_in_parent_chain function (/filter_core/filter_pid.c) of GPAC Proje…
    CVE-2025-60474 (CVSS 7.5) — A buffer overflow in the gf_media_import function (/media_tools/av_parsers.c) of GPAC Project/MP4Box before 26…
    CVE-2025-60467 (CVSS 7.5) — A use-after-free in the gf_filter_pid_inst_swap_delete_task function (/filter_core/filter_pid.c) of GPAC Proje…
    CVE-2025-55652 (CVSS 5.5) — A heap buffer overflow in the gf_isom_vp_config_new function (isomedia/avc_ext.c) of GPAC MP4Box v2.4 allows a…
    CVE-2025-55650 (CVSS 5.5) — A heap use-after-free in the gf_node_get_tag function (scenegraph/base_scenegraph.c) of GPAC MP4Box v2.4 allow…

    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