# pyfory (PyPI) vulnerabilities

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

## At a glance

- Latest release: 1.7.7 (Oct 12, 2026): no advisory affects it
- Newest unaffected release: 1.7.7 (Oct 12, 2026), the latest release
- Weekly downloads: 7,693
- Dependents: 2
- Releases: 29 since 0.0.1 (Apr 4, 2025)
- Registry: https://pypi.org/project/pyfory/
- Releases read: Nov 8, 2026

## Version timeline

Affected versions per advisory, in version order:

- CVE-2026-48207: 0.13.0 to 0.17.0 (1.0.0 is outside it)
- CVE-2025-61622: 0.12.0 to 0.12.2 (0.12.3 is outside it)

## Advisories (2)

### [CVE-2026-48207](https://cve.now/CVE-2026-48207): Apache Fory: PyFory ReduceSerializer Incomplete Policy Enforcement

- Severity: Critical 9.8
- Published: May 21, 2026
- Affected: from 0.13.0, fixed in 1.0.0; from 0.13.0, fixed in 1.0.0.
- Fixed in 1.0.0 (released May 21, 2026, the day of disclosure).
- The latest release, 1.7.7, is not affected.

### [CVE-2025-61622](https://cve.now/CVE-2025-61622): Apache Fory, Apache Fory: Python RCE via unguarded pickle fallback serializer in pyfory

- Severity: Critical 9.8
- Published: Oct 1, 2025
- Affected: from 0.12.0, through 0.12.2; from 0.12.0, fixed in 0.12.3.
- Fixed in 0.12.3 (released Sep 23, 2025, 8 days before disclosure).
- The latest release, 1.7.7, is not affected.

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