CVE-2026-79782: Rclone

Low severity, CVSS 3.1. EPSS: 0.1% chance of exploitation in the next 30 days.

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 products

• Rclone Rclone: before 1.74.4 (fixed in 1.74.4)

Published 2026-08-25. Last modified 2026-09-10.