CVE-2026-27607

RustFS is a distributed object storage system built in Rust. In versions 1.0.0-alpha.56 through 1.0.0-alpha.82, RustFS does not validate policy conditions in presigned POST uploads PostObject, allowing attackers to bypass content-length-range, starts-with, and Content-Type constraints. This enabl...

EUVD-2026-8588

RustFS: Missing Post Policy Validation leads to Arbitrary Object Write...

CVE-2026-27607 RustFS's Missing Post Policy Validation leads to Arbitrary Object Write

RustFS is a distributed object storage system built in Rust. In versions 1.0.0-alpha.56 through 1.0.0-alpha.82, RustFS does not validate policy conditions in presigned POST uploads PostObject, allowing attackers to bypass content-length-range, starts-with, and Content-Type constraints. This enabl...

PT-2026-21835

Name of the Vulnerable Software and Affected Versions RustFS versions 1.0.0-alpha.56 through 1.0.0-alpha.82 Description RustFS does not properly validate policy conditions during presigned POST uploads PostObject. This allows bypassing content-length-range, starts-with, and Content-Type...

LobeHub Vulnerable to Improper Authorization in Presigned Upload

Summary The file upload feature in Knowledge Base File Upload does not validate the integrity of the upload request, allowing users to intercept and modify the request parameters. As a result, it is possible to create arbitrary files in abnormal or unintended paths. In addition, since lobechat.co...

CVE-2026-23835 LobeHub Vulnerable to Improper Authorization in Presigned Upload

LobeHub is an open source human-and-AI-agent network. Prior to version 1.143.3, the file upload feature in Knowledge Base File Upload does not validate the integrity of the upload request, allowing users to intercept and modify the request parameters. As a result, it is possible to create arbitra...

CVE-2026-23835 LobeHub Vulnerable to Improper Authorization in Presigned Upload

LobeHub is an open source human-and-AI-agent network. Prior to version 1.143.3, the file upload feature in Knowledge Base File Upload does not validate the integrity of the upload request, allowing users to intercept and modify the request parameters. As a result, it is possible to create arbitra...