EUVD-2026-48467

A vulnerability in zenml-io/zenml versions 0.57.0 through 0.94.2 allows an attacker to bypass rate-limiting on the POST /api/v1/login and self password-change endpoints by rotating the X-Forwarded-For header. The rate limiter keys requests by request.client.host, which is derived from the...

PT-2026-64225

A vulnerability in zenml-io/zenml versions 0.57.0 through 0.94.2 allows an attacker to bypass rate-limiting on the POST /api/v1/login and self password-change endpoints by rotating the X-Forwarded-For header. The rate limiter keys requests by request.client.host, which is derived from the...

Rate-limit bypass on POST /api/v1/login via X-Forwarded-For rotation

What's wrong The rate limiter on the login endpoint keys each request by request.client.host. Uvicorn is launched with --proxy-headers --forwarded-allow-ips in docker/base.Dockerfile, so request.client.host is whatever the client puts in the X-Forwarded-For header. An attacker just rotates that...