CVE-2026-73265: Rustfs

Medium severity, CVSS 6.5. EPSS: 0.4% chance of exploitation in the next 30 days.

RustFS is a distributed object storage system built in Rust. RustFS authorizes explicit versionId reads in GetObject, CopyObject sources, and UploadPartCopy sources with s3:GetObject instead of s3:GetObjectVersion, allowing principals without historical-version permission to disclose known historical object content. This issue is fixed in version 1.0.0-beta.11.

Affected products

• Rustfs Rustfs: before 1.0.0-beta.11 (fixed in 1.0.0-beta.11)

Published 2026-08-12. Last modified 2026-09-09.