{"id":"CVE-2025-58186","revision":"31a50987b11d4abb8c870c16b367a4a5","records":[{"revision":"31a50987b11d4abb8c870c16b367a4a5","observedAt":"2026-10-25T03:17:18.142+00:00","statement":{"source":"nvd","id":"CVE-2025-58186","aliases":[],"title":"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…","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.","state":0,"publishedAt":"2025-10-29T23:16:19.547+00:00","modifiedAt":"2026-10-11T20:10:00.2+00:00","affected":[],"metrics":[{"system":"CVSS 3.1 · 134c704f-9b21-4f2e-91b3-4a467353bcc0 · Secondary","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","score":5.3,"severity":"MEDIUM"}],"references":["https://go.dev/cl/709855","https://go.dev/issue/75672","https://groups.google.com/g/golang-announce/c/4Emdl2iQ_bI","https://pkg.go.dev/vuln/GO-2025-4012","http://www.openwall.com/lists/oss-security/2025/10/08/1"],"sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2025-58186","license":"NIST NVD usage terms; underlying source attribution retained","enrichment":{"sourceStatus":"Deferred","weaknesses":[],"productCriteria":[],"sourceDates":{"published":"2025-10-29T23:16:19.547","lastModified":"2026-10-11T20:10:00.200"},"relatedAdvisories":[],"note":"NVD analysis and CPE criteria are source context, not proof that a package or your environment is affected. Complete affected data, logical configurations and SSVC are retained in the original JSON."},"key":"nvd:CVE-2025-58186","identifiers":["CVE-2025-58186"]},"retained":false,"historicalAffected":[]}],"coverage":[]}