PT-2026-52966

Name of the Vulnerable Software and Affected Versions RustFS versions prior to 1.0.0-beta.8 Description RustFS is a distributed object storage system built in Rust. The real-time metrics endpoint '/rustfs/admin/v3/metrics' is accessible to any valid IAM user, regardless of their assigned policy...

CVE-2026-49991: Improper Limitation of a Pathname to a Restricted Directory

RustFS is a distributed object storage system built in Rust. In 1.0.0-beta.4, authenticated users with only PutObject permission on their own bucket can exploit a path traversal vulnerability in the Snowball auto-extract feature to write arbitrary objects into other users' buckets, completely...

CVE-2026-55188: Exposure of Sensitive Information to an Unauthorized Actor

RustFS is a distributed object storage system built in Rust. From 1.0.0-alpha.1 until 1.0.0-beta.9, RustFS contains an authorization bypass in the bucket replication admin API. The ListRemoteTargetHandler handler for listing remote replication targets only checks whether request credentials exist...

PT-2026-52909

Name of the Vulnerable Software and Affected Versions RustFS version 1.0.0-beta.4 Description Authenticated users with PutObject permission on their own bucket can exploit a path traversal issue in the Snowball auto-extract feature to write arbitrary objects into buckets belonging to other users,...

PT-2026-52965

Name of the Vulnerable Software and Affected Versions RustFS versions 1.0.0-alpha.1 through 1.0.0-beta.8 Description When the FTP frontend is enabled, the FTP read and probe handlers dispatch directly to the storage backend without calling the IAM authorization function used by the FTP write/list...

CVE-2026-55189: Missing Authorization

RustFS is a distributed object storage system built in Rust. From 1.0.0-alpha.1 until 1.0.0-beta.9, when the FTP frontend is enabled, the FTP read and probe handlers dispatch directly to the storage backend without ever calling the IAM authorization function that the FTP write/list handlers and t...

PT-2026-52964

Name of the Vulnerable Software and Affected Versions RustFS versions 1.0.0-alpha.1 through 1.0.0-beta.8 Description An authorization bypass exists in the bucket replication admin API. The ListRemoteTargetHandler handler for listing remote replication targets verifies the existence of request...

CVE-2026-47136

RustFS is a distributed object storage system built in Rust. Prior to 1.0.0-beta.2, the RustFS console endpoint GET /rustfs/console/license returns parsed license metadata without requiring authentication. The endpoint is registered on the console listener and returns JSON containing license...

CVE-2026-46685

RustFS is a distributed object storage system built in Rust. Prior to 1.0.0-beta.2, when RUSTFSCORSALLOWEDORIGINS is unset, the RustFS S3 listener's ConditionalCorsLayer reflects any request Origin value back as Access-Control-Allow-Origin and also sets Access-Control-Allow-Credentials: true and...

CVE-2026-39360

RustFS is a distributed object storage system built in Rust. Prior to alpha.90, RustFS contains a missing authorization check in the multipart copy path UploadPartCopy. A low-privileged user who cannot read objects from a victim bucket can still exfiltrate victim objects by copying them into an...

CVE-2026-45042

RustFS is a distributed object storage system built in Rust. Prior to 1.0.0-beta.2, improper authorization in the UploadPartCopy operation allows copying objects across buckets without enforcing destination bucket restrictions on allowed copy sources. The implementation validates GetObject...

CVE-2026-40937

RustFS is a distributed object storage system built in Rust. Prior to 1.0.0-alpha.94, all four notification target admin API endpoints in rustfs/src/admin/handlers/event.rs use a checkpermissions helper that validates authentication only access key + session token, without performing any...

CVE-2026-45040

RustFS is a distributed object storage system built in Rust. Prior to 1.0.0-beta.2, RustFS suffers from sensitive information leakage in log outputs. When the server is run with RUSTLOG=debug sensitive credentials including SessionToken JWT, SecretAccessKey, and full JWT claims are printed in...

CVE-2026-45039

RustFS is a distributed object storage system built in Rust. Prior to 1.0.0-beta.2, the internode RPC layer authenticates every request with an HMAC-SHA256 signature using a shared secret. The function that produces this secret, getsharedsecret in crates/ecstore/src/rpc/httpauth.rs, falls back to...

CVE-2026-45041

RustFS is a distributed object storage system built in Rust. Prior to 1.0.0-beta.2, crates/appauth/src/token.rs ships a 2048-bit RSA private key as a string constant named TESTPRIVATEKEY and uses it in production via parselicense to "verify" license tokens. Because the key is embedded in every...

CVE-2026-45043

RustFS is a distributed object storage system built in Rust. Prior to 1.0.0-beta.2, improper validation in the PUT /rustfs/admin/v3/import-iam endpoint allows a user with ImportIAMAction to create service accounts under arbitrary parent identities, including the root user minioadmin. The endpoint...

CVE-2026-45043

RustFS is a distributed object storage system built in Rust. Prior to 1.0.0-beta.2, improper validation in the PUT /rustfs/admin/v3/import-iam endpoint allows a user with ImportIAMAction to create service accounts under arbitrary parent identities, including the root user minioadmin. The endpoint...

CVE-2026-45043

RustFS vulnerability CVE-2026-45043: prior to 1.0.0-beta.2, improper validation in PUT /rustfs/admin/v3/import-iam lets a user with ImportIAMAction create service accounts under arbitrary parents, including minioadmin, by submitting attacker-controlled parent, claims, accessKey and secretKey. Thi...

CVE-2026-45043 RustFS: ImportIam Allows Creation of Backdoor Service Accounts Under Any Parent Including Root

RustFS is a distributed object storage system built in Rust. Prior to 1.0.0-beta.2, improper validation in the PUT /rustfs/admin/v3/import-iam endpoint allows a user with ImportIAMAction to create service accounts under arbitrary parent identities, including the root user minioadmin. The endpoint...

CVE-2026-45043 RustFS: ImportIam Allows Creation of Backdoor Service Accounts Under Any Parent Including Root

RustFS is a distributed object storage system built in Rust. Prior to 1.0.0-beta.2, improper validation in the PUT /rustfs/admin/v3/import-iam endpoint allows a user with ImportIAMAction to create service accounts under arbitrary parent identities, including the root user minioadmin. The endpoint...