# Python 3.14 3.14.7

Python 3.14 3.14.7, released August 5, 2026, fixes 8 CVEs in Python 3.14 (version 3.14.7). None of them is reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/fix/windows-app/python.python.3.14-3.14.7
- Platform: Windows apps
- Released: Aug 5, 2026
- Priority: High (Closes CVE-2026-11940, high severity)
- CVEs: 8, 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) |  | 3.14.7 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2026-11940](https://patchblox.com/security/data/cve/CVE-2026-11940.md) | High | tarfile extraction filter bypass allows escaping the destination directory | 7.8 | 0.0075 |  |
| [CVE-2026-11972](https://patchblox.com/security/data/cve/CVE-2026-11972.md) | High | tarfile opened in streaming mode mishandles EOF | 8.2 | 0.0072 |  |
| [CVE-2026-15308](https://patchblox.com/security/data/cve/CVE-2026-15308.md) | High | Incremental HTMLParser feed() allows CPU-exhaustion DoS via repeated unterminated markup declarations | 8.7 | 0.0064 |  |
| [CVE-2025-15366](https://patchblox.com/security/data/cve/CVE-2025-15366.md) | High | IMAP command injection in user-controlled commands | 7.1 | 0.0043 |  |
| [CVE-2026-6879](https://patchblox.com/security/data/cve/CVE-2026-6879.md) | Routine | Quadratic Behavior in xml.etree.ElementPath Index Predicates | 2.0 | 0.0036 |  |
| [CVE-2026-12003](https://patchblox.com/security/data/cve/CVE-2026-12003.md) | Routine | CPython >3.11 Insecure Input Validation resulting in privilege escalation | 5.3 | 0.0014 |  |
| [CVE-2026-0864](https://patchblox.com/security/data/cve/CVE-2026-0864.md) | Routine | Configuration Injection via Carriage Return (\r) in write() method | 5.5 | 0.0013 |  |
| [CVE-2026-18503](https://patchblox.com/security/data/cve/CVE-2026-18503.md) | Routine | Super-linear CPU usage for unbounded input to csv.Sniffer.sniff() | 2.4 | 0.0012 |  |

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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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo