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CVE-2026-91091— GPAC Node Insertion base_scenegraph.c gf_node_list_insert_child memory corruption

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.

GPAC是GPAC团队开源的一款多媒体处理与流媒体工具集。 GPAC f1219cde版本存在缓冲区错误漏洞，该漏洞源于Node Insertion组件中文件scenegraph/base_scenegraph.c的函数gf_node_list_insert_child被操纵，可能导致内存损坏，攻击者可远程利用。

CVSS 4.3 · Medium EPSS 0.69% · P53 Updated Sep 15, 2026

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 2

Vendor	Product	Version Range	Status
n/a	GPAC	`f1219cde`	affected
		`abi-16.23`	unaffected

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I. Basic Information for CVE-2026-91091

Vulnerability Information

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Vulnerability Title

GPAC Node Insertion base_scenegraph.c gf_node_list_insert_child memory corruption

Source: CVE Program / CVE List V5

Vulnerability Description

A vulnerability was identified in GPAC up to f1219cde. The impacted element is the function gf_node_list_insert_child of the file scenegraph/base_scenegraph.c of the component Node Insertion. Such manipulation leads to memory corruption. The attack can be launched remotely. The exploit is publicly available and might be used. Upgrading to version abi-16.23 is sufficient to resolve this issue. The name of the patch is 49dee5cad329cfed310c1682703df7daa47df31a. It is suggested to upgrade the affected component.

Source: CVE Program / CVE List V5

CVSS Information

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L

Source: CVE Program / CVE List V5

Vulnerability Type

内存缓冲区边界内操作的限制不恰当

Source: CVE Program / CVE List V5

Vulnerability Title

GPAC 缓冲区错误漏洞

Source: CNNVD (China National Vulnerability Database)

Vulnerability Description

Source: CNNVD (China National Vulnerability Database)

CVSS Information

N/A

Source: CNNVD (China National Vulnerability Database)

Vulnerability Type

N/A

Source: CNNVD (China National Vulnerability Database)

Affected Products

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

II. Public POCs for CVE-2026-91091

#	POC Description	Source Link	Shenlong Link

AI-Generated POC Premium

No public POC found.

III. Intelligence Information for CVE-2026-91091

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Patches & Fixes for CVE-2026-91091 (2)

Vendor Pages for CVE-2026-91091 (1)

🔗 Release abi-16.23 · gpac/gpac · GitHub patch

Other References for CVE-2026-91091 (1)

https://github.com/user-attachments/files/30400179/poc_18_nstatx.zip exploit

https://www.cve.org/CVERecord?id=CVE-2026-91091

Same Patch Batch · n/a · 2026-09-15 · 34 CVEs total

CVE-2026-91848	7.3 HIGH	WuzhiCMS index.php getDataOfJson sql injection
CVE-2026-91087	7.3 HIGH	GPAC Compositor media_object.c gf_mo_get_od_id use after free
CVE-2026-91849	6.3 MEDIUM	WuzhiCMS Avatar Upload index.php setAvatar unrestricted upload
CVE-2026-91089	6.3 MEDIUM	GPAC base_scenegraph.c gf_node_get_name_and_id use after free
CVE-2026-91086	6.3 MEDIUM	GPAC MPEG Video Reframer reframe_mpgvid.c mpgviddmx_process heap-based overflow
CVE-2026-91855	5.3 MEDIUM	Open5GS PFCP Message handler.c denial of service
CVE-2026-91088	4.8 MEDIUM	GPAC URL url.c gf_url_concatenate_ex heap-based overflow
CVE-2026-91090	3.9 LOW	GPAC base_scenegraph.c gf_node_activate_ex stack-based overflow
CVE-2026-52484		MitraStar GPT-2742GL_g2.5远程代码执行漏洞
CVE-2026-51133		za-internet C-MOR ≤6.0104 跨站脚本漏洞
CVE-2025-66974		Prolink DS-3202M-UKv3 设备拒绝服务漏洞
CVE-2026-39040		BharatMLStack 1.3.0 Trufflebox UI XSS漏洞
CVE-2026-39038		BharatMLStack v1.3.0 存在XSS漏洞
CVE-2026-39039		BharatMLStack≤1.3.0 localStorage泄露敏感会话信息
CVE-2026-79409		Bagisto 2.4.9 信息泄露漏洞
CVE-2026-88742		Bacularis 安全漏洞
CVE-2026-88743		Bacularis 安全漏洞
CVE-2026-79411		Bagisto 2.4.9 权限提升至管理员漏洞
CVE-2026-79410		Bagisto v2.4.9购物车参数校验缺陷致订单总价降低
CVE-2026-51134		C-MOR 6.0104 视频监控系统路径遍历

Showing top 20 of 34 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: GPAC

Same vendor: n/a

Same weakness: CWE-119