CVE-2026-84202
highModelScope uses PyYAML's unsafe yaml.Loader to parse model configuration files, allowing arbitrary code execution through Python object construction tags.
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.
CVSS
8.8
8.8 (CVSS v3.1)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Severity source: NVD CVSS v3.1 (disclosure@vulncheck.com)
Timeline (UTC)
Published: 2026-09-01 16:17
Modified: 2026-09-08 20:18
NVD status: Deferred
Last synced 1 day ago
Verified against the source API 2026-10-27 06:50 UTC
Exploitation
Not listed in CISA KEV (as of last catalog sync)
Absence from KEV does not mean a CVE is not exploited. Exploitation status: unknown (no authoritative evidence in our sources).
Affected products
Not reported by the source (unknown — not "none").
Weakness classification (CWE)
Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.
Mitigation & advisories
No vendor advisory or patch reference tagged by NVD. Check the references below.
References
- https://github.com/modelscope/modelscope disclosure@vulncheck.com
- https://github.com/modelscope/modelscope/blob/v1.40.0/modelscope/models/audio/tts/voice.py disclosure@vulncheck.com
- https://github.com/modelscope/modelscope/blob/v1.40.0/modelscope/models/multi_modal/mplug/... disclosure@vulncheck.com
- https://github.com/modelscope/modelscope/issues/1660 disclosure@vulncheck.com
- https://www.vulncheck.com/advisories/modelscope-through-1.40.0-unsafe-yaml-deserialization... disclosure@vulncheck.com
- https://github.com/modelscope/modelscope/issues/1660 134c704f-9b21-4f2e-91b3-4a467353bcc0
Data sources
NVD CVE API 2.0 — fetched 2026-10-27 06:50 UTC · record ↗