{"id":"CVE-2026-116196","published":"2026-10-25T14:17:00.133","lastModified":"2026-10-26T14:08:16.917","description":"Rclone before v1.75.2 contains a credential exposure vulnerability in the b2 backend that leaks the live account Authorization token and SSE-C keys on HTTP redirects from --b2-download-url hosts. Attackers can observe a same-host HTTPS-to-HTTP downgrade redirect to capture the cleartext B2 token, or receive cross-host redirects disclosing SSE-C customer encryption keys.","cvssScore":5.3,"cvssSeverity":"MEDIUM","cvssVector":"CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N","cwes":["CWE-319"],"vendors":[],"products":[],"references":[{"url":"https://github.com/rclone/rclone/security/advisories/GHSA-gpw7-77cq-9f72","tags":[]},{"url":"https://www.vulncheck.com/advisories/rclone-before-1.75.2-b2-credential-leak-on-redirect-via-b2-download-url","tags":[]}],"exploitRefs":[{"url":"https://github.com/rclone/rclone/security/advisories/GHSA-gpw7-77cq-9f72","tags":[]}],"hasPoc":true,"ai":null}