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  • Release – Python 3.11.5

    Version: None

    Released: Aug. 24, 2023

    This is the fifth maintenance release of Python 3.11 Python 3.11.5 is the newest major release of the Python programming language, and it contains many new features and optimizations. Security content in this release gh-108310: Fixed an issue where instances of ssl.SSLSocket were vulnerable …

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  • Python Success Stories

    ...security and fail-over solutions. Web services standards are still in the planning stage, and it is not at all clear which of the proposals will be accepted by standards organizations. By creating a true middle tier, we were able to hide the particular methods and protocols we chose inside of the Siena client and server, and were free to use existing security standards and authentication modes to build a secure communication channel. The Siena Web Services Architecture Zoom in Above and Bey...

  • Python Software Foundation Staff

    ...Security Developer in Residence Seth joined the PSF in June 2023 as the Security Developer in Residence. He works on broadly improving the security posture of the Python ecosystem across many projects including CPython and PyPI. Outside of work, Seth enjoys playing games of all varieties, tending to his garden, and eating at new restaurants in his hometown of Minneapolis, Minnesota. Mike Fiedler PyPI Safety and Security Engineer With over thirty years of software and systems...

  • Release – Python 3.6.9

    Version: None

    Released: July 2, 2019

    Note: The release you are looking at is Python 3.6.9, a security bugfix release for the legacy 3.6 series which has now reached end-of-life and is no longer supported. See the downloads page for currently supported versions of Python. The final source-only security fix release for 3.6 was 3.6.15 …

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  • Release – Python 2.5.5

    Version: None

    Released: Jan. 31, 2010

    This is a source-only release that only includes security fixes. The last full bug-fix release of Python 2.5 was Python 2.5.4. User are encouraged to upgrade to the latest release of Python 2.7 (which is 2.7.2 at this point). This releases fixes issues with the logging, tarfile …

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  • Release – Python 3.6.15

    Version: None

    Released: Sept. 4, 2021

    Note: The release you are looking at is Python 3.6.15, the final security bugfix release for the legacy 3.6 series which has now reached end-of-life and is no longer supported. See the downloads page for currently supported versions of Python. The final bugfix release for 3.6 was 3.6.8. …

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  • Release – Python 3.10.21

    Version: None

    Released: Aug. 12, 2026

    This is a security release of Python 3.10 Note: The release you're looking at is Python 3.10.21, a security bugfix release for the legacy 3.10 series. Python 3.14 is now the latest feature release series of Python 3. Get the latest release of 3.14.x here. Security content …

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  • Fiscal Sponsorees

    ...security in Python. Developed and maintained by a dedicated community of developers, Bandit is designed to identify and highlight potential security vulnerabilities and weaknesses within Python codebases. As a static code analysis tool, Bandit scans through the source code, leveraging a wide range of security checks and rules to detect common security issues, such as SQL injections, cross-site scripting (XSS) attacks, and insecure cryptographic implementations.. Your contribution sustains Bandi...

  • Release – Python 2.2.3

    Version: None

    Released: May 30, 2003

    We are pleased to announce the release of Python 2.2.3 (final), on May 30, 2003. This is a bug-fix release for Python 2.2 and supersedes the previous bugfix release, Python 2.2.2. Note: there's a security fix for SimpleXMLRPCServer.py. Download the release …

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  • Release – Python 3.3.6rc1

    Version: None

    Released: Oct. 4, 2014

    This is a security-fix source-only release. The last binary release was 3.3.5. The list of fixed security related issues can be found in the NEWS file. Major new features of the 3.3 series, compared to 3.2 Python 3.3 includes a range of improvements of …

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  • Release – Python 3.4.5

    Version: None

    Released: June 27, 2016

    Python 3.4 has reached end-of-life. Python 3.4.10, the final release of the 3.4 series, is available here. Python 3.4.5 was released on June 26th, 2016. Python 3.4 has now entered "security fixes only" mode, and as such the only improvements between Python 3.4.4 and Python 3.4.5 are …

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  • Release – Python 3.4.6rc1

    Version: None

    Released: Jan. 3, 2017

    Python 3.4 has reached end-of-life. Python 3.4.10, the final release of the 3.4 series, is available here. Python 3.4.6 release candidate 1 was released on January 2nd, 2017. Python 3.4 has now entered "security fixes only" mode, and as such the only improvements between Python 3.4.4 and …

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  • Release – Python 3.4.6

    Version: None

    Released: Jan. 17, 2017

    Python 3.4 has reached end-of-life. Python 3.4.10, the final release of the 3.4 series, is available here. Python 3.4.6 was released on January 17th, 2017. Python 3.4 has now entered "security fixes only" mode, and as such the only improvements between Python 3.4.4 and Python 3.4.5 are …

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  • Release – Python 3.4.7rc1

    Version: None

    Released: July 25, 2017

    Python 3.4 has reached end-of-life. Python 3.4.10, the final release of the 3.4 series, is available here. Python 3.4.7rc1 was released on July 25th, 2017. Python 3.4 has now entered "security fixes only" mode, and as such the only improvements between Python 3.4.6 and Python 3.4.7 are …

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  • Release – Python 3.4.7

    Version: None

    Released: Aug. 9, 2017

    Python 3.4 has reached end-of-life. Python 3.4.10, the final release of the 3.4 series, is available here. Python 3.4.7 was released on August 9th, 2017. Python 3.4 has now entered "security fixes only" mode, and as such the only improvements between Python 3.4.6 and Python 3.4.7 are …

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  • Release – Python 3.4.8rc1

    Version: None

    Released: Jan. 23, 2018

    Python 3.4 has reached end-of-life. Python 3.4.10, the final release of the 3.4 series, is available here. Python 3.4.8rc1 was released on January 23rd, 2018. Python 3.4 has now entered "security fixes only" mode, and as such the only improvements between Python 3.4.7 and Python 3.4.8rc1 are …

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  • Release – Python 3.4.8

    Version: None

    Released: Feb. 5, 2018

    Python 3.4 has reached end-of-life. Python 3.4.10, the final release of the 3.4 series, is available here. Python 3.4.8 was released on February 4th, 2018. Python 3.4 has now entered "security fixes only" mode, and as such the only improvements between Python 3.4.7 and Python 3.4.8 are …

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  • Release – Python 3.4.9rc1

    Version: None

    Released: July 20, 2018

    Python 3.4 has reached end-of-life. Python 3.4.10, the final release of the 3.4 series, is available here. Python 3.4.9rc1 was released on July 19th, 2018. Python 3.4 has now entered "security fixes only" mode, and as such the only changes since Python 3.4.7 are security fixes. Also, …

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  • Release – Python 3.4.9

    Version: None

    Released: Aug. 2, 2018

    Python 3.4 has reached end-of-life. Python 3.4.10, the final release of the 3.4 series, is available here. Python 3.4.9 was released on August 2nd, 2018. Python 3.4 has now entered "security fixes only" mode, and as such the only changes since Python 3.4.7 are security fixes. Also, …

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  • Release – Python 3.4.10rc1

    Version: None

    Released: March 4, 2019

    Python 3.4 has reached end-of-life. Python 3.4.10, the final release of the 3.4 series, is available here. Python 3.4.10rc1 was released on March 4th, 2019. Python 3.4 has now entered "security fixes only" mode, and as such the only changes since Python 3.4.7 are security fixes. Also, …

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