CVE-2026-54621

datamodel-code-generator generates Python data models from schema definitions. Prior to 0.60.1, GraphQL Union description values in src/datamodelcodegenerator/model/template/UnionTypeStatement.jinja2 and src/datamodelcodegenerator/model/template/UnionTypeStatement.py312.jinja2 are rendered into...

GHSA-J884-Q54Q-MMX3 `datamodel-code-generator` vulnerable to code injection via unescaped carriage return in GraphQL Union description

Summary datamodel-code-generator is vulnerable to code injection when generating Python models from an attacker-controlled GraphQL schema. A description on a Union type, written in the regular-string form "..." with a literal \r escape, is rendered into a Python comment by a Jinja2 filter that...

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

Summary datamodel-code-generator is vulnerable to code injection when generating Python models from an attacker-controlled GraphQL schema. A description on a Union type, written in the regular-string form "..." with a literal \r escape, is rendered into a Python comment by a Jinja2 filter that...

CVE-2026-54621 `datamodel-code-generator` vulnerable to code injection via unescaped carriage return in GraphQL Union description

datamodel-code-generator generates Python data models from schema definitions. Prior to 0.60.1, GraphQL Union description values in src/datamodelcodegenerator/model/template/UnionTypeStatement.jinja2 and src/datamodelcodegenerator/model/template/UnionTypeStatement.py312.jinja2 are rendered into...

CVE-2026-54621

datamodel-code-generator is affected: before version 0.60.1, GraphQL Union description values in UnionTypeStatement templates are rendered into Python comments without neutralizing carriage returns, enabling attacker-controlled GraphQL schema content to inject Python code that executes upon impor...

CVE-2026-54621 `datamodel-code-generator` vulnerable to code injection via unescaped carriage return in GraphQL Union description

datamodel-code-generator generates Python data models from schema definitions. Prior to 0.60.1, GraphQL Union description values in src/datamodelcodegenerator/model/template/UnionTypeStatement.jinja2 and src/datamodelcodegenerator/model/template/UnionTypeStatement.py312.jinja2 are rendered into...

CVE-2026-54621 `datamodel-code-generator` vulnerable to code injection via unescaped carriage return in GraphQL Union description

datamodel-code-generator generates Python data models from schema definitions. Prior to 0.60.1, GraphQL Union description values in src/datamodelcodegenerator/model/template/UnionTypeStatement.jinja2 and src/datamodelcodegenerator/model/template/UnionTypeStatement.py312.jinja2 are rendered into...

PT-2026-65608

Name of the Vulnerable Software and Affected Versions datamodel-code-generator versions 0.25.0 through 0.60.0 Description Code injection occurs when generating Python models from an attacker-controlled GraphQL schema. The issue stems from how GraphQL Union description values are rendered into...