Is cfn-lint safe to use?

cfn-lint has no known vulnerabilities on the latest version (1.55.1). DepScope rates its health at 89/100 (low risk).

What is the latest version of cfn-lint?

The latest version of cfn-lint is 1.55.1, released 2026-08-13.

Does cfn-lint have known vulnerabilities?

No known vulnerabilities on the latest version of cfn-lint.

Is cfn-lint deprecated?

No, cfn-lint is actively maintained. Latest release: 1.55.1 (2026-08-13).

What are alternatives to cfn-lint?

Popular alternatives to cfn-lint in PyPI include: urllib3, pyyaml, pycparser, pydantic-core, pydantic_core.

What license does cfn-lint use?

cfn-lint is licensed under MIT-0.

cfn-lint

pypiv1.55.1

Checks CloudFormation templates for practices and behaviour that could potentially be improved

License MIT-0permissive452 versions1 maintainers14 deps2,802,559 weekly dl

aws-cloudformation/cfn-lint

/ 100

Health

safe to use

[email protected] is safe to use (health: 89/100)

Health breakdown0 – 100

25/25

maintenance

17/20

popularity

25/25

security

15/15

maturity

7/15

community

0/15

popularity_floor

Vulnerabilities

none known

Quality signals

Publish security

API token

Health History

Dependency Tree

License Audit

Dependencies (14)

pyyaml jsonpatch networkx sympy regex typing_extensions pydot;junit-xml~jschema_to_python~sarif-om~pydot;junit-xml~jschema_to_python~sarif-om~

API access

Get this data programmatically — free, no authentication.

curl https://depscope.dev/api/check/pypi/cfn-lint

cfn-lint

pypiv1.55.1

Checks CloudFormation templates for practices and behaviour that could potentially be improved

License MIT-0permissive452 versions1 maintainers14 deps2,802,559 weekly dl

aws-cloudformation/cfn-lint

/ 100

Health

safe to use

[email protected] is safe to use (health: 89/100)

Health breakdown0 – 100

25/25

maintenance

17/20

popularity

25/25

security

15/15

maturity

7/15

community

0/15

popularity_floor

Vulnerabilities

none known

Quality signals

Publish security

API token

Health History

Dependency Tree

License Audit

Dependencies (14)

pyyaml jsonpatch networkx sympy regex typing_extensions pydot;junit-xml~jschema_to_python~sarif-om~pydot;junit-xml~jschema_to_python~sarif-om~

API access

Get this data programmatically — free, no authentication.

curl https://depscope.dev/api/check/pypi/cfn-lint