Search CVE reports


Toggle filters

1 – 10 of 12 results


CVE-2026-3446

Medium priority
Needs evaluation

When calling base64.b64decode() or related functions the decoding process would stop after encountering the first padded quad regardless of whether there was more information to be processed. This can lead to data being accepted...

13 affected packages

pypy3, python2.7, python3.4, python3.5, python3.6...

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
pypy3 Needs evaluation Needs evaluation Needs evaluation
python2.7 Not in release Needs evaluation Needs evaluation Needs evaluation
python3.4 Not in release Not in release
python3.5 Not in release Not in release
python3.6 Not in release Not in release Needs evaluation
python3.7 Not in release Not in release Needs evaluation
python3.8 Not in release Not in release Needs evaluation Needs evaluation
python3.9 Not in release Not in release Needs evaluation
python3.10 Not in release Needs evaluation
python3.11 Not in release Needs evaluation
python3.12 Needs evaluation Not in release
python3.13 Not in release Not in release
python3.14 Not in release Not in release
Show all 13 packages Show less packages

CVE-2026-1502

Medium priority
Needs evaluation

CR/LF bytes were not rejected by HTTP client proxy tunnel headers or host.

14 affected packages

jython, pypy3, python2.7, python3.4, python3.5...

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
jython Needs evaluation Needs evaluation Needs evaluation Needs evaluation
pypy3 Needs evaluation Needs evaluation Needs evaluation
python2.7 Not in release Needs evaluation Needs evaluation Needs evaluation
python3.4 Not in release Not in release
python3.5 Not in release Not in release
python3.6 Not in release Not in release Needs evaluation
python3.7 Not in release Not in release Needs evaluation
python3.8 Not in release Not in release Needs evaluation Needs evaluation
python3.9 Not in release Not in release Needs evaluation
python3.10 Not in release Needs evaluation
python3.11 Not in release Needs evaluation
python3.12 Needs evaluation Not in release
python3.13 Not in release Not in release
python3.14 Not in release Not in release
Show all 14 packages Show less packages

CVE-2026-4519

Medium priority
Needs evaluation

The webbrowser.open() API would accept leading dashes in the URL which could be handled as command line options for certain web browsers. New behavior rejects leading dashes. Users are recommended to sanitize URLs prior to passing...

14 affected packages

jython, pypy3, python2.7, python3.4, python3.5...

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
jython Needs evaluation Needs evaluation Needs evaluation Needs evaluation
pypy3 Needs evaluation Needs evaluation Needs evaluation
python2.7 Not in release Needs evaluation Needs evaluation Needs evaluation
python3.4 Not in release Not in release
python3.5 Not in release Not in release
python3.6 Not in release Not in release Needs evaluation
python3.7 Not in release Not in release Needs evaluation
python3.8 Not in release Not in release Needs evaluation Needs evaluation
python3.9 Not in release Not in release Needs evaluation
python3.10 Not in release Needs evaluation
python3.11 Not in release Needs evaluation
python3.12 Needs evaluation Not in release
python3.13 Not in release Not in release
python3.14 Not in release Not in release
Show all 14 packages Show less packages

CVE-2026-3479

Medium priority
Needs evaluation

DISPUTED: The project has clarified that the documentation was incorrect, and that pkgutil.get_data() has the same security model as open(). The documentation has been updated to clarify this point. There is no vulnerability in...

13 affected packages

pypy3, python2.7, python3.4, python3.5, python3.6...

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
pypy3 Needs evaluation Needs evaluation Needs evaluation
python2.7 Not in release Needs evaluation Needs evaluation Needs evaluation
python3.4 Not in release Not in release
python3.5 Not in release Not in release
python3.6 Not in release Not in release Needs evaluation
python3.7 Not in release Not in release Needs evaluation
python3.8 Not in release Not in release Needs evaluation Needs evaluation
python3.9 Not in release Not in release Needs evaluation
python3.10 Not in release Needs evaluation
python3.11 Not in release Needs evaluation
python3.12 Needs evaluation Not in release
python3.13 Not in release Not in release
python3.14 Not in release Not in release
Show all 13 packages Show less packages

CVE-2026-4224

Medium priority
Needs evaluation

When an Expat parser with a registered ElementDeclHandler parses an inline document type definition containing a deeply nested content model a C stack overflow occurs.

13 affected packages

pypy3, python2.7, python3.4, python3.5, python3.6...

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
pypy3 Needs evaluation Needs evaluation Needs evaluation
python2.7 Not in release Needs evaluation Needs evaluation Needs evaluation
python3.4 Not in release Not in release
python3.5 Not in release Not in release
python3.6 Not in release Not in release Needs evaluation
python3.7 Not in release Not in release Needs evaluation
python3.8 Not in release Not in release Needs evaluation Needs evaluation
python3.9 Not in release Not in release Needs evaluation
python3.10 Not in release Needs evaluation
python3.11 Not in release Needs evaluation
python3.12 Needs evaluation Not in release
python3.13 Not in release Not in release
python3.14 Not in release Not in release
Show all 13 packages Show less packages

CVE-2025-69534

Medium priority
Needs evaluation

Python-Markdown version 3.8 contain a vulnerability where malformed HTML-like sequences can cause html.parser.HTMLParser to raise an unhandled AssertionError during Markdown parsing. Because Python-Markdown does not catch this...

13 affected packages

pypy3, python2.7, python3.4, python3.5, python3.6...

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
pypy3 Needs evaluation Needs evaluation Needs evaluation
python2.7 Not in release Needs evaluation Needs evaluation Needs evaluation
python3.4 Not in release Not in release
python3.5 Not in release Not in release
python3.6 Not in release Not in release Needs evaluation
python3.7 Not in release Not in release Needs evaluation
python3.8 Not in release Not in release Needs evaluation Needs evaluation
python3.9 Not in release Not in release Needs evaluation
python3.10 Not in release Needs evaluation
python3.11 Not in release Needs evaluation
python3.12 Needs evaluation Not in release
python3.13 Not in release Not in release
python3.14 Not in release Not in release
Show all 13 packages Show less packages

CVE-2026-1299

Medium priority
Needs evaluation

The email module, specifically the "BytesGenerator" class, didn’t properly quote newlines for email headers when serializing an email message allowing for header injection when an email is serialized. This is only applicable if...

13 affected packages

pypy3, python2.7, python3.4, python3.5, python3.6...

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
pypy3 Needs evaluation Needs evaluation Needs evaluation
python2.7 Not in release Needs evaluation Needs evaluation Needs evaluation
python3.4 Not in release Not in release
python3.5 Not in release Not in release
python3.6 Not in release Not in release Needs evaluation
python3.7 Not in release Not in release Needs evaluation
python3.8 Not in release Not in release Needs evaluation Needs evaluation
python3.9 Not in release Not in release Needs evaluation
python3.10 Not in release Needs evaluation
python3.11 Not in release Needs evaluation
python3.12 Needs evaluation Not in release
python3.13 Not in release Not in release
python3.14 Not in release Not in release
Show all 13 packages Show less packages

CVE-2025-12781

Medium priority
Ignored

When passing data to the b64decode(), standard_b64decode(), and urlsafe_b64decode() functions in the "base64" module the characters "+/" will always be accepted, regardless of the value of "altchars" parameter, typically used to...

13 affected packages

pypy3, python2.7, python3.4, python3.5, python3.6...

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
pypy3 Ignored Ignored Ignored
python2.7 Not in release Ignored Ignored Ignored
python3.4 Not in release Not in release
python3.5 Not in release Not in release
python3.6 Not in release Not in release Ignored
python3.7 Not in release Not in release Ignored
python3.8 Not in release Not in release Ignored Ignored
python3.9 Not in release Not in release Ignored
python3.10 Not in release Ignored
python3.11 Not in release Ignored
python3.12 Ignored Not in release
python3.13 Not in release Not in release
python3.14 Not in release Not in release
Show all 13 packages Show less packages

CVE-2025-12084

Medium priority

Some fixes available 18 of 31

When building nested elements using xml.dom.minidom methods such as appendChild() that have a dependency on _clear_id_cache() the algorithm is quadratic. Availability can be impacted when building excessively nested documents.

14 affected packages

jython, pypy3, python2.7, python3.4, python3.5...

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
jython Needs evaluation Needs evaluation Needs evaluation Needs evaluation
pypy3 Needs evaluation Needs evaluation Needs evaluation
python2.7 Not in release Fixed Fixed Fixed
python3.4 Not in release Not in release
python3.5 Not in release Not in release
python3.6 Not in release Not in release Fixed
python3.7 Not in release Not in release Fixed
python3.8 Not in release Not in release Fixed Fixed
python3.9 Not in release Not in release Fixed
python3.10 Not in release Fixed
python3.11 Not in release Fixed
python3.12 Fixed Not in release
python3.13 Not in release Not in release
python3.14 Not in release Not in release
Show all 14 packages Show less packages

CVE-2025-6075

Medium priority

Some fixes available 12 of 24

If the value passed to os.path.expandvars() is user-controlled a performance degradation is possible when expanding environment variables.

13 affected packages

pypy3, python2.7, python3.4, python3.5, python3.6...

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
pypy3 Needs evaluation Needs evaluation Needs evaluation
python2.7 Not in release Needs evaluation Needs evaluation Needs evaluation
python3.4 Not in release Not in release
python3.5 Not in release Not in release
python3.6 Not in release Not in release Fixed
python3.7 Not in release Not in release Fixed
python3.8 Not in release Not in release Fixed Fixed
python3.9 Not in release Not in release Fixed
python3.10 Not in release Fixed
python3.11 Not in release Fixed
python3.12 Fixed Not in release
python3.13 Not in release Not in release
python3.14 Not in release Not in release
Show all 13 packages Show less packages