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I. Basic Information for CVE-2026-23940
Vulnerability Information

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Vulnerability Title
Denial of Service via Oversized Package Upload
Source: NVD (National Vulnerability Database)
Vulnerability Description
Uncontrolled Resource Consumption vulnerability in hexpm hexpm/hexpm allows Excessive Allocation. Publishing an oversized package can cause Hex.pm to run out of memory while extracting the uploaded package tarball. This can terminate the affected application instance and result in a denial of service for package publishing and potentially other package-processing functionality. This issue affects hexpm: before 495f01607d3eae4aed7ad09b2f54f31ec7a7df01; hex.pm: before 2026-03-10.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
未加控制的资源消耗(资源穷尽)
Source: NVD (National Vulnerability Database)
Vulnerability Title
Hexpm 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Hexpm是Hex开源的一个Web页面和接口。 hexpm存在安全漏洞,该漏洞源于资源消耗不受控制,可能导致发布超大软件包时耗尽内存,从而引发拒绝服务。
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
hexpmhexpm 0 ~ 495f01607d3eae4aed7ad09b2f54f31ec7a7df01 cpe:2.3:a:hexpm:hexpm:*:*:*:*:*:*:*:*
hexpmhex.pm 0 ~ 2026-03-10 -
II. Public POCs for CVE-2026-23940
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III. Intelligence Information for CVE-2026-23940
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IV. Related Vulnerabilities
V. Comments for CVE-2026-23940

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