Is Marshmallow safe to use?

Marshmallow has no known vulnerabilities on the latest version (4.3.0). DepScope rates its health at 65/100 (moderate risk).

What is the latest version of Marshmallow?

The latest version of Marshmallow is 4.3.0, released 2026-04-03.

No known vulnerabilities on the latest version of Marshmallow.

No, Marshmallow is actively maintained. Latest release: 4.3.0 (2026-04-03).

Popular alternatives to Marshmallow in PyPI include: urllib3, typing_extensions, requests, charset_normalizer, six.

Marshmallow is licensed under MIT.

pypiv4.3.0

A lightweight library for converting complex datatypes to and from native Python datatypes.

License MITpermissive200 versions2 deps

/ 100

Health

safe to use

[email protected] is safe to use (health: 65/100)

Health breakdown0 – 100

25/25

maintenance

0/20

popularity

25/25

security

15/15

maturity

0/15

community

Vulnerabilities

none known

Quality signals

OSS Criticality

0.49medium

Download trend

stable(+2.8%)

Publish security

API token

Dependencies (2)

API access

Get this data programmatically — free, no authentication.

curl https://depscope.dev/api/check/pypi/Marshmallow