CVE-2026-97731

Versions of MinIO through 7aac2a2 and pgsty/silo before 1233254 are vulnerable to a security flaw where the system fails to verify if all received x-amz-* headers are present in the client-supplied X-Amz-SignedHeaders list. Specifically, the extractSignedHeaders() function in cmd/signature-v4-uti...

EUVD-2026-86510

MinIO through 7aac2a2 does not verify that every x-amz- header present on a request also appears in the client-supplied X-Amz-SignedHeaders list. extractSignedHeaders in cmd/signature-v4-utils.go iterates only the claimed list and never enumerates the headers that actually arrived, and thus a...