CVE-2025-11157

High

Description

A high-severity remote code execution vulnerability exists in feast-dev/feast version 0.53.0, specifically in the Kubernetes materializer job located at `feast/sdk/python/feast/infra/compute_engines/kubernetes/main.py`. The vulnerability arises from the use of `yaml.load(..., Loader=yaml.Loader)` to deserialize `/var/feast/feature_store.yaml` and `/var/feast/materialization_config.yaml`. This method allows for the instantiation of arbitrary Python objects, enabling an attacker with the ability to modify these YAML files to execute OS commands on the worker pod. This vulnerability can be exploited before the configuration is validated, potentially leading to cluster takeover, data poisoning, and supply-chain sabotage.

SeverityHigh
CVSS7.8
Exploit probability—
ProductFeast
PublishedJan 1, 2026
First seenJan 1, 2026

How to fix

Update
  • feast0.54.0 or later

Affected products

ProductAffected versionsFixed in
feastPyPIv < 0.54.00.54.0

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CVE-2025-11157 · Feast · Dark Radar