# Python 3.9 3.9.13

Python 3.9 3.9.13, released May 17, 2022, fixes 3 CVEs in Python 3.9. None of them is reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/fix/windows-app/python.python.3.9-3.9.13
- Platform: Windows apps
- Released: May 17, 2022
- Priority: High (Closes CVE-2018-25032, high severity)
- CVEs: 3, exploited: 0, on CISA KEV: 0

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [Python 3.9](https://patchblox.com/security/data/product/windows-app/python-3.9.md) |  | 3.9.13 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2018-25032](https://patchblox.com/security/data/cve/CVE-2018-25032.md) | High | Python 3.8 and 4 others: Out-of-bounds Write | 8.2 | 0.5173 |  |
| [CVE-2019-12900](https://patchblox.com/security/data/cve/CVE-2019-12900.md) | High | Python 3.8 and 4 others: Out-of-bounds Write | 9.8 | 0.0798 |  |
| [CVE-2016-3189](https://patchblox.com/security/data/cve/CVE-2016-3189.md) | Routine | Python 3.8 and 4 others: Use After Free | 6.5 | 0.1569 |  |

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Data as of 2026-11-07T12:40:37Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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