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9.9 Critical

CVE-2026-18948 A flaw was found in Feast

Description

A flaw was found in Feast. The system improperly deserializes user-defined functions (UDFs) stored in its registry, which are serialized using the 'dill' library. This allows a remote attacker to store a malicious UDF, leading to unauthenticated arbitrary code execution on the feature server in default configurations. An authenticated attacker can also achieve arbitrary code execution on the registry server by bypassing authorization checks during deserialization. This vulnerability can result in cross-tenant data access and lateral movement within the system.

Affected products and versions

Product Affected versions Fixed in
Red Hat OpenShift AI (RHOAI) Versions not published
Red Hat OpenShift AI 3.3 1786110033 earliest → < 1786110033 1786110033
Red Hat OpenShift AI 2.25 1786110051 earliest → < 1786110051 1786110051
Red Hat OpenShift AI 3.4 1787068065 earliest → < 1787068065 1787068065

References

Timeline

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