# marshmallow (PyPI) vulnerabilities

2 known vulnerabilities (1 medium), with the versions each affects and the releases that fix them.

## At a glance

- Latest release: not known (cve.now hasn't read this package's releases)
- Newest unaffected release: not known without release data
- Registry: https://pypi.org/project/marshmallow/

## Advisories (2)

### [CVE-2025-68480](https://cve.now/CVE-2025-68480): Marshmallow has DoS in Schema.load(many)

- Severity: Medium 5.3
- Published: Dec 22, 2025
- Affected: from 3.0.0rc1, fixed in 3.26.2; from 4.0.0, fixed in 4.1.2; from 3.0.0rc1, fixed in 3.26.2; from 4.0.0, fixed in 4.1.2.

### [CVE-2018-17175](https://cve.now/CVE-2018-17175): In the marshmallow library before 2.15.1 and 3.x before 3.0.0b9 for Python, the schema "only" option treats an empty list as implying no…

- Severity: Unrated
- Published: Sep 18, 2018
- Affected: fixed in 2.15.1; from 3.0a0, fixed in 3.0.0b9; fixed in 2.15.1; from 3.0a0, fixed in 3.0.0b9.

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