{"id":"CLEANSTART-2026-GS69152","summary":"When the http:// stream wrapper follows a redirect it forwards the user-supplied Authorization, Cookie and Proxy-Authorization headers unchanged, even when the redirect target is a different host, ...","details":"Security vulnerability affects the php package. When the http:// stream wrapper follows a redirect it forwards the user-supplied Authorization, Cookie and Proxy-Authorization headers unchanged, even when the redirect target is a different host, a different port, or a downgrade from HTTPS to HTTP.","modified":"2026-10-09T01:00:13.171438220Z","published":"2026-10-09T00:40:12.165435Z","upstream":["CVE-2026-91766"],"database_specific":{},"references":[{"type":"ADVISORY","url":"https://github.com/cleanstart-dev/cleanstart-security-advisories/tree/main/advisories/2026/CLEANSTART-2026-GS69152.json"},{"type":"WEB","url":"https://osv.dev/vulnerability/CVE-2026-91766"},{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-91766"}],"affected":[{"package":{"name":"php","ecosystem":"CleanStart","purl":"pkg:apk/cleanstart/php"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.3.35-r0"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2026/CLEANSTART-2026-GS69152.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N"}]}