Rclone < 1.75.1 S3 Serve SigV4 Signature Bypass (CVE-2026-88018)

The version of Rclone installed on the remote host is prior to 1.75.1. It is, therefore, affected by an authentication bypass vulnerability: - When rclone serve s3 is configured with --auth-proxy and without --auth-key, the authPairMiddleware handler parses the access key ID out of the...

SUSE CVE-2026-88018

rclone is a command-line program to sync files and directories to and from different cloud storage providers. Prior to 1.75.1, rclone serve s3 configured with --auth-proxy but without --auth-key allows authPairMiddleware to register any client-chosen accessKeyID with an empty ws.s3Secret. gofakes...