GHSA-mx42-j6wv-px98
Medium · 4.3CVSS
4.3
EPSS
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Published
Apr 8, 2026
CISA due date
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The record
RustFS has an authorization bypass in multipart UploadPartCopy enables cross-bucket object exfiltration
Affected packages
| Ecosystem | Package | Introduced | Fixed |
|---|---|---|---|
| crates.io | rustfs | 0 | No fix |
Related vulnerabilities
- CVE-2026-39360 RustFS is a distributed object storage system built in Rust. Same vulnerability
- GHSA-mm2q-qcmx-gw4w RustFS: ListServiceAccount authorizes against wrong admin action, enabling cross-user… Also affects rustfs
- CVE-2026-40937 RustFS is a distributed object storage system built in Rust. Also affects rustfs
- GHSA-pfcq-4gjr-6gjm RustFS: Missing admin authorization on notification target endpoints allows… Also affects rustfs
- GHSA-v9fg-3cr2-277j Rust has Critical Stored XSS in Preview Modal, leading to Administrative Account Takeover Also affects rustfs
- GHSA-w5fh-f8xh-5x3p RustFS: Missing Post Policy Validation leads to Arbitrary Object Write Also affects rustfs
- CVE-2026-27822 RustFS is a distributed object storage system built in Rust. Also affects rustfs
- CVE-2026-27607 RustFS is a distributed object storage system built in Rust. Also affects rustfs