Privilege escalation in Rustfs
CVE-2026-73284
RustFS is a distributed object storage system built in Rust. RustFS AddServiceAccount in rustfs/src/admin/handlers/service_account.rs accepts an attacker-controlled target_user after only checking CreateServiceAccountAdminAction, passes it…
Vulnerability class: Privilege Escalation
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Rustfs — versions < 1.0.0-beta.11
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM)
- security-advisories@github.com (x_refsource_MISC)
- security-advisories@github.com (x_refsource_MISC)
- security-advisories@github.com (x_refsource_MISC)
Frequently asked questions
- What is CVE-2026-73284?
- CVE-2026-73284 is a high-severity vulnerability in Rustfs, classified under Improper Privilege Management. CVSS score: 8.8/10. Published 2026-08-12.
- How severe is CVE-2026-73284?
- High severity. CVSS v3 base score is 8.8 out of 10.