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CVE-2026-90684— GPAC MP4Box base_scenegraph.c gf_node_get_field_count assertion

Quick assessment

Affected
n/a GPAC
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

在 GPAC（版本 f1219cde 及更早版本）中发现了一个缺陷。该漏洞影响的是 MP4Box 组件中 文件里的 函数。执行特定操作可能导致触发可到达的断言失败（reachable assertion）。攻击者可在本地主机上发起攻击。该漏洞的利用代码（exploit）已经公开，可能会被使用。将组件升级到 abi-16.23 版本可以解决此问题。对应的补丁提交为 49dee5cad329cfed310c1682703df7daa47df31a。建议升级受影响的组件。

CVSS 2.8 · Low

Possible ATT&CK Techniques 1 AI

T1204.003 · Malicious Image
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I. Basic Information for CVE-2026-90684

Vulnerability Information
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Vulnerability Title
GPAC MP4Box base_scenegraph.c gf_node_get_field_count assertion
Source: CVE Program / CVE List V5
Vulnerability Description
A flaw has been found in GPAC up to f1219cde. Affected by this vulnerability is the function gf_node_get_field_count of the file scenegraph/base_scenegraph.c of the component MP4Box. Executing a manipulation can lead to reachable assertion. It is possible to launch the attack on the local host. The exploit has been published and may be used. Upgrading to version abi-16.23 addresses this issue. This patch is called 49dee5cad329cfed310c1682703df7daa47df31a. You should upgrade the affected component.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
可达断言
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
- GPAC f1219cde cpe:2.3:a:gpac:gpac:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-90684

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III. Intelligence Information for CVE-2026-90684

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Patches & Fixes for CVE-2026-90684 (1)

Vendor Advisories for CVE-2026-90684 (2)

Vendor Pages for CVE-2026-90684 (1)

Same Patch Batch · n/a · 2026-09-14 · 10 CVEs total

CVE-2026-90687 6.3 MEDIUM GPAC MP4Box base_scenegraph.c gf_node_changed_internal use after free
CVE-2026-90686 5.3 MEDIUM GPAC MP4Box loader_bt.c gf_bt_report memory corruption
CVE-2026-90683 3.3 LOW GPAC MP4Box base_scenegraph.c gf_node_unregister assertion
CVE-2026-90613 3.3 LOW GPAC MP4Box stbl_read.c stbl_GetSampleInfos assertion
CVE-2026-90612 3.3 LOW GPAC MP4Box scene_dump.c gf_sm_dump_command_list assertion
CVE-2026-90611 3.3 LOW GPAC MP4Box loader_xmt.c xmt_parse_element assertion
CVE-2026-90610 3.3 LOW GPAC MP4Box svg_attributes.c gf_svg_attributes_copy buffer over-read
CVE-2026-90609 3.3 LOW GPAC MP4Box vrml_tools.c null pointer dereference
CVE-2026-90685 2.8 LOW GPAC MP4Box lsr_dec.c lsr_exec_command_list assertion

IV. Related Vulnerabilities

Same product: GPAC
Same vendor: n/a
Same weakness: CWE-617

V. Comments for CVE-2026-90684

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