{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-90683","assignerOrgId":"1af790b2-7ee1-4545-860a-a788eba489b5","state":"PUBLISHED","assignerShortName":"VulDB","dateReserved":"2026-09-13T04:55:25.133Z","datePublished":"2026-09-14T04:45:12.988Z","dateUpdated":"2026-09-15T17:22:25.332Z"},"containers":{"cna":{"providerMetadata":{"orgId":"1af790b2-7ee1-4545-860a-a788eba489b5","shortName":"VulDB","dateUpdated":"2026-09-14T04:45:12.988Z"},"title":"GPAC MP4Box base_scenegraph.c gf_node_unregister assertion","problemTypes":[{"descriptions":[{"type":"CWE","cweId":"CWE-617","lang":"en","description":"Reachable Assertion"}]}],"affected":[{"vendor":"n/a","product":"GPAC","versions":[{"version":"f1219cde","status":"affected"},{"version":"abi-16.23","status":"unaffected"}],"cpes":["cpe:2.3:a:gpac:gpac:*:*:*:*:*:*:*:*"],"modules":["MP4Box"]}],"descriptions":[{"lang":"en","value":"A vulnerability was detected in GPAC up to f1219cde. Affected is the function gf_node_unregister of the file scenegraph/base_scenegraph.c of the component MP4Box. Performing a manipulation results in reachable assertion. Attacking locally is a requirement. The exploit is now public and may be used. Upgrading to version abi-16.23 is able to address this issue. The patch is named 49dee5cad329cfed310c1682703df7daa47df31a. It is advisable to upgrade the affected component. This is not a duplicate of CVE-2021-46237 or CVE-2021-46234."}],"metrics":[{"cvssV4_0":{"version":"4.0","baseScore":4.8,"vectorString":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P","baseSeverity":"MEDIUM"}},{"cvssV3_1":{"version":"3.1","baseScore":3.3,"vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C","baseSeverity":"LOW"}},{"cvssV3_0":{"version":"3.0","baseScore":3.3,"vectorString":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C","baseSeverity":"LOW"}},{"cvssV2_0":{"version":"2.0","baseScore":1.7,"vectorString":"AV:L/AC:L/Au:S/C:N/I:N/A:P/E:POC/RL:OF/RC:C"}}],"timeline":[{"time":"2026-09-13T00:00:00.000Z","lang":"en","value":"Advisory disclosed"},{"time":"2026-09-13T02:00:00.000Z","lang":"en","value":"VulDB entry created"},{"time":"2026-09-13T07:00:47.000Z","lang":"en","value":"VulDB entry last update"}],"credits":[{"lang":"en","value":"r1ck9 (VulDB User)","type":"reporter"}],"references":[{"url":"https://vuldb.com/vuln/403216","name":"VDB-403216 | GPAC MP4Box base_scenegraph.c gf_node_unregister assertion","tags":["vdb-entry","technical-description"]},{"url":"https://vuldb.com/vuln/403216/cti","name":"VDB-403216 | CTI Indicators (IOB, IOC, IOA)","tags":["signature","permissions-required"]},{"url":"https://vuldb.com/cve/CVE-2026-90683","name":"CVE-2026-90683 | CVE Analysis and Report","tags":["third-party-advisory"]},{"url":"https://vuldb.com/submit/913780","name":"Submit #913780 | GPAC up to commit f1219cde (2026-07-25) Denial of Service","tags":["third-party-advisory"]},{"url":"https://github.com/gpac/gpac/issues/3823","tags":["issue-tracking"]},{"url":"https://github.com/r1ck9-2q/cve_summit/blob/main/Vuln%20GPAC%20MP4Box%20Assertion%20Failure%20assert(num_instances).md","tags":["exploit"]},{"url":"https://github.com/gpac/gpac/commit/49dee5cad329cfed310c1682703df7daa47df31a","tags":["patch"]},{"url":"https://github.com/gpac/gpac/releases/tag/abi-16.23","tags":["patch"]},{"url":"https://github.com/gpac/gpac/","tags":["product"]}],"tags":["x_open-source"],"x_generator":["VulDB PVTS v202609"]},"adp":[{"references":[{"url":"https://github.com/gpac/gpac/issues/3823","tags":["exploit"]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-09-15T17:22:17.243434Z","id":"CVE-2026-90683","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-09-15T17:22:25.332Z"}}]}}