{"id":"CVE-2026-116187","revision":"7e5af44bf5224a09a29d0fd17efb4dbd","records":[{"revision":"7e5af44bf5224a09a29d0fd17efb4dbd","observedAt":"2026-10-25T15:17:04.459+00:00","statement":{"source":"cve-program","id":"CVE-2026-116187","aliases":[],"title":"Rclone v1.68.0 before v1.75.2 Authorization Bypass in serve s3 Multipart Uploads","description":"Rclone from v1.68.0 before v1.75.2 contains an authorization bypass vulnerability in serve s3 --auth-proxy that allows authenticated tenants to manipulate other tenants' multipart uploads by referencing their upload IDs. Attackers who learn a victim's bucket, object, and upload ID can inject parts, complete, or abort in-flight uploads and view upload and object metadata across tenants.","state":0,"publishedAt":"2026-10-25T13:20:23.849+00:00","modifiedAt":"2026-10-25T13:20:23.849+00:00","affected":[{"ecosystem":"Vendor product","name":"rclone","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"rclone\",\n                    \"product\": \"rclone\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"packageURL\": \"pkg:golang/github.com/rclone/rclone\",\n                    \"versions\": [\n                        {\n                            \"version\": \"1.68.0\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\",\n                            \"lessThan\": \"1.75.2\"\n                        },\n                        {\n                            \"version\": \"1.75.2\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 4.0","vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:H/VI:L/VA:L/SC:N/SI:N/SA:N","score":6.1,"severity":"MEDIUM"},{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L","score":5,"severity":"MEDIUM"}],"references":["https://github.com/rclone/rclone/security/advisories/GHSA-35g6-9fjv-rmx5","https://www.vulncheck.com/advisories/rclone-1.68.0-before-1.75.2-authorization-bypass-in-serve-s3-multipart-uploads"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-116187","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-116187","identifiers":["CVE-2026-116187"]},"retained":false,"historicalAffected":[]}],"coverage":[]}