Known Vulnerabilities for CPython by Python Software Foundation

Listed below are 5 of the newest known vulnerabilities associated with "CPython" by "Python Software Foundation".

These CVEs are retrieved based on exact matches on listed software, hardware, and vendor information (CPE data) as well as a keyword search to ensure the newest vulnerabilities with no officially listed software information are still displayed.

Data on known vulnerable versions is also displayed based on information from known CPEs

Known Vulnerabilities

CVE Shortened Description Severity Publish Date Last Modified
CVE-2026-34444 json Lupa integrates the runtimes of Lua or LuaJIT2 into CPython. In 2.6 and earlier, attribute_filter is not consistently applied... Not Provided 2026-04-06 2026-07-15
CVE-2025-8194 json There is a defect in the CPython “tarfile” module affecting the “TarFile” extraction and entry enumeration APIs. The ... Not Provided 2025-07-28 2026-07-31
CVE-2025-4516 json There is an issue in CPython when using `bytes.decode("unicode_escape", error="ignore|replace")`. If you are not using the "u... Not Provided 2025-05-15 2026-07-31
CVE-2024-5642 json CPython 3.9 and earlier doesn't disallow configuring an empty list ("[]") for SSLContext.set_npn_protocols() which is an inva... Not Provided 2024-06-27 2026-07-31
CVE-2023-6507 json An issue was found in CPython 3.12.0 `subprocess` module on POSIX platforms. The issue was fixed in CPython 3.12.1 and does n... Not Provided 2023-12-08 2026-07-31

© CVE.report 2026

Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. It is the responsibility of user to evaluate the accuracy, completeness or usefulness of any information, opinion, advice or other content. EACH USER WILL BE SOLELY RESPONSIBLE FOR ANY consequences of his or her direct or indirect use of this web site. ALL WARRANTIES OF ANY KIND ARE EXPRESSLY DISCLAIMED. This site will NOT BE LIABLE FOR ANY DIRECT, INDIRECT or any other kind of loss.

CVE, CWE, and OVAL are registred trademarks of The MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. This site includes MITRE data granted under the following license.

Free CVE JSON API cve.report/api

CVE.report and Source URL Uptime Status status.cve.report