{"id":"CVE-2025-4673","sourceIdentifier":"security@golang.org","published":"2025-06-11T17:15:42.993","lastModified":"2026-06-17T09:33:45.897","vulnStatus":"Deferred","cveTags":[],"descriptions":[{"lang":"en","value":"Proxy-Authorization and Proxy-Authenticate headers persisted on cross-origin redirects potentially leaking sensitive information."},{"lang":"es","value":"Los encabezados Proxy-Authorization y Proxy-Authenticate persistieron en redirecciones de origen cruzado, lo que potencialmente filtró información confidencial."}],"affected":[{"source":"security@golang.org","affectedData":[{"vendor":"Go standard library","product":"net/http","defaultStatus":"unaffected","collectionURL":"https://pkg.go.dev","packageName":"net/http","programRoutines":[{"name":"Client.makeHeadersCopier"},{"name":"Client.Do"},{"name":"Client.Get"},{"name":"Client.Head"},{"name":"Client.Post"},{"name":"Client.PostForm"},{"name":"Get"},{"name":"Head"},{"name":"Post"},{"name":"PostForm"}],"versions":[{"version":"0","lessThan":"1.23.10","versionType":"semver","status":"affected"},{"version":"1.24.0-0","lessThan":"1.24.4","versionType":"semver","status":"affected"}]}]}],"metrics":{"cvssMetricV31":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N","baseScore":6.8,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"CHANGED","confidentialityImpact":"HIGH","integrityImpact":"NONE","availabilityImpact":"NONE"},"exploitabilityScore":2.2,"impactScore":4.0}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2025-06-11T17:59:02.225500Z","id":"CVE-2025-4673","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"references":[{"url":"https://go.dev/cl/679257","source":"security@golang.org"},{"url":"https://go.dev/issue/73816","source":"security@golang.org"},{"url":"https://groups.google.com/g/golang-announce/c/ufZ8WpEsA3A","source":"security@golang.org"},{"url":"https://pkg.go.dev/vuln/GO-2025-3751","source":"security@golang.org"}]}