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I. Basic Information for CVE-2025-58186
Vulnerability Information

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Vulnerability Title
Lack of limit when parsing cookies can cause memory exhaustion in net/http
Source: NVD (National Vulnerability Database)
Vulnerability Description
Despite HTTP headers having a default limit of 1MB, the number of cookies that can be parsed does not have a limit. By sending a lot of very small cookies such as "a=;", an attacker can make an HTTP server allocate a large amount of structs, causing large memory consumption.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
Google Go 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Google Go是美国谷歌(Google)公司的一种静态强类型、编译型、并发型,并具有垃圾回收功能的编程语言。 Google Go存在安全漏洞,该漏洞源于HTTP服务器解析大量小型cookie时未限制数量,可能导致内存消耗过大。
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
Go standard librarynet/http 0 ~ 1.24.8 -
II. Public POCs for CVE-2025-58186
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III. Intelligence Information for CVE-2025-58186
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