Search CVE reports


Toggle filters

1 – 10 of 132 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-2026-3644

Medium priority
Needs evaluation

The fix for CVE-2026-0672, which rejected control characters in http.cookies.Morsel, was incomplete. The Morsel.update(), |= operator, and unpickling paths were not patched, allowing control characters to bypass input validation....

12 affected packages

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

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
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 12 packages Show less packages

CVE-2025-13462

Medium priority
Vulnerable

The "tarfile" module would still apply normalization of AREGTYPE (\x00) blocks to DIRTYPE, even while processing a multi-block member such as GNUTYPE_LONGNAME or GNUTYPE_LONGLINK. This could result in a crafted tar archive being...

12 affected packages

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

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
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 Vulnerable Not in release
python3.13 Not in release Not in release
python3.14 Not in release Not in release
Show all 12 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-2026-2297

Medium priority
Needs evaluation

The import hook in CPython that handles legacy *.pyc files (SourcelessFileLoader) is incorrectly handled in FileLoader (a base class) and so does not use io.open_code() to read the .pyc files. sys.audit handlers for this audit...

12 affected packages

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

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
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 12 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