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CVE-2026-2525— Free5GC PFCP UDP Endpoint denial of service

CVSS 5.3 · Medium EPSS 0.11% · P29
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I. Basic Information for CVE-2026-2525

Vulnerability Information
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Vulnerability Title
Free5GC PFCP UDP Endpoint denial of service
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability has been found in Free5GC up to 4.1.0. This affects an unknown function of the component PFCP UDP Endpoint. Such manipulation leads to denial of service. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/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
free5GC 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
free5GC是free5GC开源的一个第 5 代 (5G) 移动核心网络的开源项目。 Free5GC 4.1.0及之前版本存在安全漏洞，该漏洞源于对组件PFCP UDP Endpoint的错误操作，可能导致拒绝服务攻击。
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
-Free5GC 4.0 cpe:2.3:a:free5gc:free5gc:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-2525

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III. Intelligence Information for CVE-2026-2525

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IV. Related Vulnerabilities

Same product: Free5GC
Same vendor: n/a
Same weakness: CWE-404

V. Comments for CVE-2026-2525

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