Rclone v1.68.0 before v1.75.2 Authorization Bypass in serve s3 Multipart Uploads
Exact source revision recorded 25 Oct 2026 15:17:04 UTC. It does not establish the source's current position. Latest evidence.
cve-program · CVE-2026-116187
PublishedRclone 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.
- Source published
- 25 Oct 2026 13:20:23 UTC
- Source modified
- 25 Oct 2026 13:20:23 UTC
- Observed here
- 25 Oct 2026 15:17:04 UTC
- Source terms
- CVE Program Terms of Use
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CVSS 4.0 · 6.1 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
CVSS 3.1 · 5.0 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L