{"cve":"CVE-2026-54656","nvd":{"published":"2026-07-28T22:17:40.507","modified":"2026-10-23T23:10:00.157","status":"Analyzed","description":"datamodel-code-generator generates Pydantic v2 models, dataclasses, TypedDict, and msgspec.Struct from OpenAPI, JSON Schema, GraphQL, Avro, Protobuf, and raw JSON, YAML, or CSV. From 0.52.1 until 0.60.2, datamodel-code-generator interpolates validators from --extra-template-data in src/datamodel_code_generator/model/pydantic_v2/base_model.py through _process_validators into @field_validator decorators without safe validation, allowing Python code execution when the generated Pydantic v2 model is imported. This issue is fixed in version 0.60.2.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","score":7.8},"cwes":["CWE-94"],"references":["https://github.com/koxudaxi/datamodel-code-generator/commit/a43d02906111a2fdcaf13ee5b62eb2da85376f19","https://github.com/koxudaxi/datamodel-code-generator/releases/tag/0.60.2","https://github.com/koxudaxi/datamodel-code-generator/security/advisories/GHSA-8m8r-38jm-f355","https://github.com/koxudaxi/datamodel-code-generator/security/advisories/GHSA-8m8r-38jm-f355"],"products":["koxudaxi:datamodel-code-generator"],"source":"nvd","synced_at":"2026-10-24T16:53:27.712498749+00:00"},"epss":{"cve":"CVE-2026-54656","score":0.00252,"percentile":0.16534,"date":"2026-10-25"},"kev":null,"osv":[{"id":"GHSA-8m8r-38jm-f355","url":"https://osv.dev/vulnerability/GHSA-8m8r-38jm-f355","summary":"`datamodel-code-generator` vulnerable to code execution on import via unescaped `validators` entries in --extra-template-data","modified":"2026-08-04T14:40:45.155617320Z","packages":[{"ecosystem":"PyPI","name":"datamodel-code-generator","purl":"pkg:pypi/datamodel-code-generator","ranges":[">=0.52.1 <0.60.2"],"fixed":["0.60.2"]}]},{"id":"PYSEC-2026-3559","url":"https://osv.dev/vulnerability/PYSEC-2026-3559","summary":"`datamodel-code-generator` vulnerable to code execution on import via unescaped `validators` entries in --extra-template-data","modified":"2026-08-04T14:30:14.930466141Z","packages":[{"ecosystem":"PyPI","name":"datamodel-code-generator","purl":"pkg:pypi/datamodel-code-generator","ranges":[">=0.52.1 <0.60.2"],"fixed":["0.60.2"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}