MinIO vulnerabilities
1 known vulnerability in MinIO from Chainguard. 1 is rated high or critical. Each entry lists the affected versions and the release that fixes it, where the vendor has published one.
1vulnerabilities
0critical
1high
0exploited
8.8average CVSS score
Latest first
- 8.8 High severity
MinIO: Improper Verification of Cryptographic Signature
MinIO Signature V4 verification before RELEASE.2026-09-22T19-25-18Z accepts unsigned x-amz-* headers, letting a presigned PUT URL be escalated into a cross-bucket read.