CVE-2026-12566

The dockerpull module uses the realm parameter from a Docker registry's WWW-Authenticate response header as the authentication endpoint without validation. An attacker in a man-in-the-middle position between bbot and a Docker registry could modify this header to redirect the authentication reques...

CVE-2026-12566

The CVE describes a vulnerability in the docker_pull module where the realm parameter from a Docker registry’s WWW-Authenticate header is used as the authentication endpoint without validation. This enables a man-in-the-middle between bb ot and a Docker registry to alter the header and redirect t...