Skip to content
OpenAdvisories
High · 8.1 CVE-2026-73286 EUVD-2026-57230

RustF: Request headers can populate server-derived IAM condition keys, letting a caller satisfy identity-based policy conditions

Published Aug 12, 2026 · Updated Aug 12, 2026 · Assigned by GitHub_M

Description

RustFS is a distributed object storage system built in Rust. Prior to 1.0.0-beta.12, RustFS get_condition_values folds attacker-controlled request headers from HeaderMap into server-derived userid, username, principaltype, groups, versionid, signatureversion, jwt:, and ldap: condition keys, allowing authenticated callers to satisfy identity-based policy conditions. This issue is fixed in version 1.0.0-beta.12.

Affected products

VendorProductAffectedFixed
rustfs rustfs < 1.0.0-beta.12 —

References