Is Python 3.3.7 patched?

Python · cycle 3.3 · end of life · Official site ↗

3.3.75/100End of life

Current stable (3.14.6): 89/100

Health score5/100

Open issues46

Exploited now0

Cycle 3.3 EOL2017-09-29

Latest release3.14.6

Summary iPlain-English security status for Python 3.3.7, built from its CVEs, active-exploitation data, end-of-life date and latest release.

Python 3.3.7 is part of the 3.3 release line. 46 known vulnerabilities affect it. The 3.3 line reached end-of-life on 2017-09-29, so it no longer receives security patches. The latest supported Python release is 3.14.6.

Known issues affecting 3.3.7

Exploited first, then by exploitation probability.

CVE-2021-23336 MEDIUM EPSS 37% → fixed in 3.9.2 CVE-2007-4559 CRITICAL EPSS 27% → fixed in 3.11.4 CVE-2023-24329 HIGH EPSS 20% → fixed in 3.11.4 CVE-2020-14422 MEDIUM EPSS 13% → fixed in 3.8.4 CVE-2019-9636 CRITICAL EPSS 9% → fixed in 3.7.3 CVE-2022-0391 HIGH EPSS 8% → fixed in 3.9.5 CVE-2020-27619 CRITICAL EPSS 8% → fixed in 3.9.1 CVE-2020-26116 HIGH EPSS 6% → fixed in 3.8.5 CVE-2019-9674 HIGH EPSS 5% → see advisory CVE-2019-16056 HIGH EPSS 5% → see advisory CVE-2018-1060 HIGH EPSS 5% → fixed in 3.6.5 CVE-2018-1061 MEDIUM EPSS 5% → fixed in 3.4.9 CVE-2021-3733 MEDIUM EPSS 5% → fixed in 3.9.5 CVE-2019-16935 MEDIUM EPSS 5% → fixed in 3.7.5 CVE-2022-48565 CRITICAL EPSS 4% → fixed in 3.9.1 CVE-2018-20852 MEDIUM EPSS 4% → fixed in 3.7.3 CVE-2017-17522 HIGH EPSS 4% → see advisory CVE-2019-18348 MEDIUM EPSS 4% → fixed in 3.8.3 CVE-2023-27043 MEDIUM EPSS 3% → fixed in 3.12.6 CVE-2022-45061 HIGH EPSS 2% → see advisory

Other Python versions

Check another release line of Python.

Python 3.14.6 Python 3.13.14 Python 3.12.13 Python 3.11.15 Python 3.10.20 Python 3.9.25 Python 3.8.20 Python 3.7.17 Python 3.6.15 Python 3.5.10 Python 3.4.10 Python 3.2.6 Python 3.1.5 Python 3.0.1 Python 2.7.18 Python 2.6.9

Frequently asked

Is Python 3.3.7 patched?

Python 3.3.7 is end-of-life and no longer receives security patches. Move to 3.14.6.

When does Python 3.3 reach end-of-life?

Python 3.3 reached end-of-life on 2017-09-29 and no longer receives security patches.

What is the latest version of Python?

The latest supported Python release is 3.14.6.

Is Python 3.3.7 still receiving security updates?

No — Python 3.3.7 is on the 3.3 line, which reached end-of-life on 2017-09-29 and no longer receives security updates. Upgrade to 3.14.6 or later to stay supported.

Informational only, from public data (NVD · CISA KEV · EPSS · endoflife.date), and can lag or miss vendor-specific fixes. Always confirm against Python's official advisory before you patch or upgrade — Python official site ↗