Python Software Foundation · weakness class
Injection and Smuggling
16 CVEs
Every dot is a CVE in what this vendor ships; the named ones are the most at risk.
Every one of the 16 is a mark on the map. Named now: 1 to 16, most at risk first.
- A flaw was found in Python, specifically within the urllib.parse module. This module helps break Uniform Resource Locator (URL) strings into components. The issue involves how the…
- An XML External Entity (XXE) issue was discovered in Python through 3.9.1. The plistlib module no longer accepts entity declarations in XML plist files to avoid XML vulnerabilitie…
- A security regression of CVE-2019-9636 was discovered in python since commit d537ab0ff9767ef024f26246899728f0116b1ec3 affecting versions 2.7, 3.5, 3.6, 3.7 and from v3.8.0a4 throu…
- Mishandling of comma during folding and unicode-encoding of email headers
- Folding email comments of unfoldable characters doesn't preserve parenthesis
- email BytesGenerator header injection due to unquoted newlines
- wsgiref.headers.Headers allows header newline injection
- Incomplete control character validation in http.cookies
- Header injection via newlines in data URL mediatype
- HTTP client proxy tunnel headers not validated for CR/LF
- Header injection in http.cookies.Morsel
- Lenient parsing of integers for response body and chunk framing
- Cookie Attribute Injection via Unescaped Semicolons in http.cookies.Morsel
- socket.getaddrinfo() accepts embedded null bytes in host and port
- BaseCookie.js_output() does not neutralize embedded characters
- Configuration Injection via Carriage Return (\r) in write() method
exploited in the wildcheck availableringed, named or not: CyberSIXT has reported on it
Zoom in on the map and the dots under the middle of it are named where they are.
Data as of 2026-11-14. CVE List through 2026-11-14 · EPSS of 2026-11-13 · CISA KEV checked 2026-11-14. Sources: the CVE List, CISA KEV, EPSS, NVD, nuclei templates and public bug bounty data.