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CVE-2026-54621

`datamodel-code-generator` vulnerable to code injection via unescaped carriage return in GraphQL Union description PUBLISHED

Description (CNA)

datamodel-code-generator generates Python data models from schema definitions. Prior to 0.60.1, GraphQL Union description values in src/datamodel_code_generator/model/template/UnionTypeStatement.jinja2 and src/datamodel_code_generator/model/template/UnionTypeStatement.py312.jinja2 are rendered into Python comments without neutralizing carriage returns in Python # comments, allowing attacker-controlled GraphQL schema content to inject Python code into generated models that runs when imported. This issue is fixed in version 0.60.1.

Affected (CNA)

Vendor / productVersions
koxudaxi / datamodel-code-generatoraffected >= 0.25.0, < 0.60.1

CWE

CWE-94, CWE-1336

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.