{"id":"CLEANSTART-2026-WX86260","summary":"When Jetty's `HttpClient` make a request to a server through a forward proxy, the server may reply with a 407 (Proxy Authentication Required)","details":"Security vulnerability affects the kafka package. When Jetty's `HttpClient` make a request to a server through a forward proxy, the server may reply with a 407 (Proxy Authentication Required).","modified":"2026-11-07T00:45:19.042624658Z","published":"2026-11-07T00:38:28.144452Z","upstream":["CVE-2026-77711"],"database_specific":{},"references":[{"type":"ADVISORY","url":"https://github.com/cleanstart-dev/cleanstart-security-advisories/tree/main/advisories/2026/CLEANSTART-2026-WX86260.json"},{"type":"WEB","url":"https://osv.dev/vulnerability/CVE-2026-77711"},{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-77711"}],"affected":[{"package":{"name":"kafka","ecosystem":"CleanStart","purl":"pkg:apk/cleanstart/kafka"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.1.2-r6"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2026/CLEANSTART-2026-WX86260.json"}}],"schema_version":"1.9.2","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X"}]}