CVE-2026-90683mediumCWE-617

CVE-2026-90683: falha de média gravidade em GPAC

GPAC MP4Box base_scenegraph.c gf_node_unregister assertion

Publicada em 14 set 2026 · Atualizada em 15 set 2026

Aviso por e-mail quando ela entrar no KEV, ganhar PoC pública ou subir de nota.

33Vexday Risk Score

Sem sinal de exploração. Ela tem prova de conceito pública.

ssvc Attendcvss 4.8epss 0.2%

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.

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

Produtos afetados

n/a · GPAC

PoCs públicas encontradas — 1

cve_referencegithub.com/r1ck9-2q/cve_summit/blob/main/Vuln%20GPAC%20MP4Box%20Assertion%20Failure%20assert(num_instances).mdnão verificado

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Referências

https://github.com/gpac/gpac/https://github.com/gpac/gpac/commit/49dee5cad329cfed310c1682703df7daa47df31a https://github.com/gpac/gpac/issues/3823 https://github.com/gpac/gpac/releases/tag/abi-16.23 https://github.com/r1ck9-2q/cve_summit/blob/main/Vuln%20GPAC%20MP4Box%20Assertion%20Failure%20assert(num_instances).md https://vuldb.com/cve/CVE-2026-90683 https://vuldb.com/submit/913780 https://vuldb.com/vuln/403216 https://vuldb.com/vuln/403216/cti