CVE-2026-79782

Summary

rclone before 1.74.4 fails to strip the X-Amz-Security-Token header when an S3 redirect changes scheme from HTTPS to HTTP on the same host. Attackers can intercept plaintext HTTP traffic to capture AWS STS session tokens sent in request headers.

Affected Software

VendorProductVersion RangeStatus
rclonerclone0 < 1.74.4affected
rclonerclone1.74.4unaffected

Weaknesses

  • CWE-319: Cleartext Transmission of Sensitive Information

References