High severity8.8NVD Advisory· Published Sep 1, 2026
CVE-2026-84202
CVE-2026-84202
Description
ModelScope uses PyYAML's unsafe yaml.Loader to parse model configuration files, allowing arbitrary code execution through Python object construction tags. Attackers can craft malicious model repositories with poisoned configuration files that execute code when loaded by users.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
2(expand)+ 1 more
- (no CPE)
- (no CPE)
Patches
Vulnerability mechanics
References
4- github.com/modelscope/modelscope/blob/v1.40.0/modelscope/models/audio/tts/voice.pynvd
- github.com/modelscope/modelscope/blob/v1.40.0/modelscope/models/multi_modal/mplug/configuration_mplug.pynvd
- github.com/modelscope/modelscope/issues/1660nvd
- www.vulncheck.com/advisories/modelscope-through-1.40.0-unsafe-yaml-deserialization-in-model-config-loadingnvd
News mentions
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