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The Hacker News AI Security · August 3, 2026

Hugging Face Diffusers Flaws Could Let Model Repositories Execute Arbitrary Code

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Why it matters

Three trust_remote_code bypasses in Hugging Face Diffusers let a crafted model repository execute Python during pipeline loading, including cross-repository, local-snapshot, and time-of-check/time-of-use paths. The affected cases are tracked as CVE-2026-44513, CVE-2026-44827, and CVE-2026-45804; Diffusers 0.38.0 contains the fixes.

My takeaway: Treat model repositories as executable supply-chain inputs: upgrade Diffusers to 0.38.0 or later, pin model revisions, inspect every repository artifact, and load untrusted models in an isolated environment without secrets or unrestricted egress. Validate the individual advisories rather than relying only on the news report.
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