{"id":"CVE-2026-86415","revision":"fb108cfade6348a292677680705074a5","records":[{"revision":"fb108cfade6348a292677680705074a5","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-86415","aliases":[],"title":"auto client cert connection reuse mixup","description":"libcurl's connection cache match function never considers the automatic client\ncertificate option, so a cached, already authenticated Schannel connection can\nbe handed to a transfer that got redirected to a different origin, even though\nthe code explicitly switched off the auto client cert option for that transfer\nto prevent exactly this.","state":0,"publishedAt":"2026-10-20T20:08:29.941+00:00","modifiedAt":"2026-10-20T20:08:29.941+00:00","affected":[{"ecosystem":"Vendor product","name":"curl","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"curl\",\n                    \"product\": \"curl\",\n                    \"versions\": [\n                        {\n                            \"version\": \"8.22.0\",\n                            \"status\": \"affected\",\n                            \"lessThanOrEqual\": \"8.22.0\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"8.21.0\",\n                            \"status\": \"affected\",\n                            \"lessThanOrEqual\": \"8.21.0\",\n                            \"versionType\": \"semver\"\n                        }\n                    ],\n                    \"defaultStatus\": \"unaffected\"\n                }"}],"metrics":[],"references":["https://curl.se/docs/CVE-2026-86415.json","https://curl.se/docs/CVE-2026-86415.html","https://hackerone.com/reports/3993870"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-86415","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-86415","identifiers":["CVE-2026-86415"]},"retained":false,"historicalAffected":[]}],"coverage":[]}