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CVE-2026-7587— Open5GS AMF nsmf-handler.c amf_nsmf_pdusession_handle_update_sm_context denial of service

CVSS 4.3 · Medium EPSS 0.04% · P13
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I. Basic Information for CVE-2026-7587

Vulnerability Information
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Vulnerability Title
Open5GS AMF nsmf-handler.c amf_nsmf_pdusession_handle_update_sm_context denial of service
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability has been found in Open5GS up to 2.7.7. This vulnerability affects the function amf_nsmf_pdusession_handle_update_sm_context of the file /src/amf/nsmf-handler.c of the component AMF. The manipulation leads to denial of service. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The project was informed of the problem early through an issue report but has not responded yet.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
不恰当的资源关闭或释放
Source: NVD (National Vulnerability Database)
Vulnerability Title
Open5GS 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Open5GS是Open5GS开源的一个 5G Core 和 Epc 的 C 语言开源实现，即 Lte/Nr 网络的核心网络。 Open5GS 2.7.7及之前版本存在安全漏洞，该漏洞源于组件AMF中文件/src/amf/nsmf-handler.c的amf_nsmf_pdusession_handle_update_sm_context函数存在拒绝服务问题。
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

VendorProductAffected VersionsCPESubscribe
-Open5GS 2.7.0 cpe:2.3:a:open5gs:open5gs:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-7587

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III. Intelligence Information for CVE-2026-7587

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Same Patch Batch · n/a · 2026-05-01 · 53 CVEs total

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CVE-2026-375368.8 HIGHUnified Diagnostic Services Support Library in C 安全漏洞
CVE-2026-375528.4 HIGHMix PHP 代码问题漏洞
CVE-2026-375408.4 HIGHopen-amp 输入验证错误漏洞
CVE-2026-375378.1 HIGHOpen SAE J1939 输入验证错误漏洞
CVE-2026-375267.8 HIGHAutomotive Grade Linux app-framework-binder 访问控制错误漏洞
CVE-2026-375257.8 HIGHAutomotive Grade Linux app-framework-binder 安全漏洞
CVE-2026-375547.5 HIGHVanetza 安全漏洞
CVE-2026-75987.3 HIGHlibssh2 userauth.c userauth_password integer overflow
CVE-2026-375327.1 HIGHAutomotive Grade Linux agl-service-can-low-level 安全漏洞
CVE-2026-375357.1 HIGHISO-TP (ISO 15765-2) Support Library in C 缓冲区错误漏洞
CVE-2026-375036.9 MEDIUMV2Board 跨站脚本漏洞
CVE-2026-375045.3 MEDIUMV2Board 安全漏洞
CVE-2026-75365.3 MEDIUMOpen5GS BSF pcfBindings bsf_sess_add_by_ip_address denial of service
CVE-2026-75805.3 MEDIUMExiftool JPEG/QuickTime/MOV/MP4 GM.pm Process_mrld code injection
CVE-2026-375054.9 MEDIUMV2Board SQL注入漏洞
CVE-2026-75784.7 MEDIUMMacCMS Pro Plugin Installation add.html install unrestricted upload
CVE-2026-75864.3 MEDIUMOpen5GS AMF nudm-handler.c ogs_id_get_value denial of service

Showing top 20 of 53 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Open5GS
Same vendor: n/a
Same weakness: CWE-404

V. Comments for CVE-2026-7587

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