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CVE-2026-65920

Diffusers Path Traversal via weight_map Arbitrary File Read PUBLISHED

Description (CNA)

Diffusers through 0.39.0, fixed in commit cee298c, contains a path traversal vulnerability in the _get_checkpoint_shard_files function that allows attackers to read arbitrary files by supplying malicious weight_map values in model index JSON. Attackers can use ../ sequences or absolute paths in weight_map entries to escape the model directory and read safetensors files outside the intended location during model loading.

Affected (CNA)

Vendor / productVersions
huggingface / diffusersaffected 0 through 0.39.0; unaffected cee298c1f37c439a9a408396b8283a921238a1c6

CWE

CWE-22

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.