# Python 3.7 3.7.9

Python 3.7 3.7.9, released August 15, 2020, fixes 5 CVEs in Python 3.7. None of them is reported as exploited. Patch Radar priority: Urgent.

- Web page: https://patchblox.com/security/fix/windows-app/python.python.3.7-3.7.9
- Platform: Windows apps
- Released: Aug 15, 2020
- Priority: Urgent (Closes CVE-2020-15801, rated Critical)
- CVEs: 5, exploited: 0, on CISA KEV: 0

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [Python 3.7](https://patchblox.com/security/data/product/windows-app/python-3.7.md) |  | 3.7.9 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2020-15801](https://patchblox.com/security/data/cve/CVE-2020-15801.md) | Urgent | Python 3.7 and 1 other: In Python 3.8.4, sys.path restrictions specified in a python38._pth file are ignored, allowing code to… | 9.8 | 0.0363 |  |
| [CVE-2020-26116](https://patchblox.com/security/data/cve/CVE-2020-26116.md) | High | Python 3.6 and 3 others: http.client in Python 3.x before 3.5.10, 3.6.x before 3.6.12, 3.7.x before 3.7.9, and 3.8.x before 3.8.5… | 7.2 | 0.0636 |  |
| [CVE-2019-20907](https://patchblox.com/security/data/cve/CVE-2019-20907.md) | High | Python 3.6 and 3 others: Loop with Unreachable Exit Condition ('Infinite Loop') | 7.5 | 0.0296 |  |
| [CVE-2020-15523](https://patchblox.com/security/data/cve/CVE-2020-15523.md) | High | Python 3.6 and 3 others: In Python 3.6 through 3.6.10, 3.7 through 3.7.8, 3.8 through 3.8.4rc1, and 3.9 through 3.9.0b4 on Windows,… | 7.8 | 0.0091 |  |
| [CVE-2020-14422](https://patchblox.com/security/data/cve/CVE-2020-14422.md) | Routine | Python 3.6 and 3 others: Lib/ipaddress.py in Python through 3.8.3 improperly computes hash values in the IPv4Interface and IPv6Interface… | 5.9 | 0.1271 |  |

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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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