# Python 3.14 3.14.1

Python 3.14 3.14.1, released December 2, 2025, fixes 7 CVEs in Python 3.14 (version 3.14.1). None of them is reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/fix/windows-app/python.python.3.14-3.14.1
- Platform: Windows apps
- Released: Dec 2, 2025
- Priority: High (Closes CVE-2025-13836, high severity)
- CVEs: 7, exploited: 0, on CISA KEV: 0

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [Python 3.14](https://patchblox.com/security/data/product/windows-app/python-3.14.md) |  | 3.14.1 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2025-13836](https://patchblox.com/security/data/cve/CVE-2025-13836.md) | High | Excessive read buffering DoS in http.client | 7.5 | 0.0175 |  |
| [CVE-2024-9287](https://patchblox.com/security/data/cve/CVE-2024-9287.md) | High | Virtual environment (venv) activation scripts don't quote paths | 7.8 | 0.0065 |  |
| [CVE-2025-12781](https://patchblox.com/security/data/cve/CVE-2025-12781.md) | Routine | base64.b64decode() always accepts "+/" characters, despite setting altchars | 6.3 | 0.0086 |  |
| [CVE-2025-6069](https://patchblox.com/security/data/cve/CVE-2025-6069.md) | Routine | HTMLParser quadratic complexity when processing malformed inputs | 4.3 | 0.0060 |  |
| [CVE-2025-8291](https://patchblox.com/security/data/cve/CVE-2025-8291.md) | Routine | ZIP64 End of Central Directory (EOCD) Locator record offset not checked | 4.3 | 0.0047 |  |
| [CVE-2025-13837](https://patchblox.com/security/data/cve/CVE-2025-13837.md) | Routine | Out-of-memory when loading Plist | 5.9 | 0.0024 |  |
| [CVE-2025-6075](https://patchblox.com/security/data/cve/CVE-2025-6075.md) | Routine | Quadratic complexity in os.path.expandvars() with user-controlled template | 5.5 | 0.0015 |  |

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Data as of 2026-11-07T00:32:44Z 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo