VDB
CVE-2026-84202
CVE-2026-84202
PUBLISHED
CVSS 8.7 HIGH
Reported by VulnCheck · Published September 1, 2026
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.
Risk Scores
CVSS 4.0
8.7
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| modelscope | modelscope | 0 |
| modelscope | modelscope | 0 |
Timeline
- Sep 1, 2026 Coalition ESS Score
- Sep 1, 2026 CVE Published
- Sep 1, 2026 CVE Updated
- Sep 2, 2026 EPSS Score
- Sep 6, 2026 EPSS Score
- Sep 9, 2026 EPSS Score
- Sep 12, 2026 EPSS Score
- Sep 16, 2026 EPSS Score
- Sep 18, 2026 EPSS Score
References
- product
- issue-tracking
- technical-description
- technical-description
- VulnCheck Advisory: ModelScope through 1.40.0 Unsafe YAML Deserialization in Model Config Loading third-party-advisory