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CVE PROGRAM SOURCE RECORD5.3 Medium

CVE-2026-109153

MosaicML Composer Checkpoint Extraction checkpoint.py tarball.extractall path traversal

Description

A vulnerability was detected in MosaicML Composer up to 0.32.1. This affects the function tarball.extractall of the file composer/utils/checkpoint.py of the component Checkpoint Extraction. The manipulation results in path traversal. The attack can be executed remotely. The vendor was contacted early about this disclosure.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

MosaicML Composer

  • 0.32.0affected
  • 0.32.1affected

References