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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.

  1. 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…CVE-2022-0391Python · CVSS 7.5 · 8.5% likely

    CWE-74

  2. 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…CVE-2022-48565Python · 5.2% likely

    CWE-611

  3. 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…CVE-2019-10160Python · CVSS 9.8 · 5.2% likely

    CWE-172

  4. Mishandling of comma during folding and unicode-encoding of email headersCVE-2025-1795Python Software Foundation · CVSS 2.3 · 0.6% likely

    CWE-116

  5. Folding email comments of unfoldable characters doesn't preserve parenthesisCVE-2025-11468Python Software Foundation · CVSS 5.7 · 0.6% likely

    CWE-93

  6. email BytesGenerator header injection due to unquoted newlinesCVE-2026-1299Python Software Foundation · CVSS 6 · 0.6% likely

    CWE-93

  7. wsgiref.headers.Headers allows header newline injectionCVE-2026-0865Python Software Foundation · CVSS 5.9 · 0.6% likely

    CWE-74

  8. Incomplete control character validation in http.cookiesCVE-2026-3644Python Software Foundation · CVSS 6 · 0.5% likely

    CWE-116

  9. Header injection via newlines in data URL mediatypeCVE-2025-15282Python Software Foundation · CVSS 6 · 0.5% likely

    CWE-93

  10. HTTP client proxy tunnel headers not validated for CR/LFCVE-2026-1502Python Software Foundation · CVSS 5.7 · 0.5% likely

    CWE-93

  11. Header injection in http.cookies.MorselCVE-2026-0672Python Software Foundation · CVSS 6 · 0.5% likely

    CWE-93

  12. Lenient parsing of integers for response body and chunk framingCVE-2026-103995Python Software Foundation · CVSS 2 · 0.4% likely

    CWE-444

  13. Cookie Attribute Injection via Unescaped Semicolons in http.cookies.MorselCVE-2026-16052Python Software Foundation · CVSS 2.3 · 0.3% likely

    CWE-74

  14. socket.getaddrinfo() accepts embedded null bytes in host and portCVE-2026-116566Python Software Foundation · CVSS 5.3 · 0.3% likely

    CWE-158

  15. BaseCookie.js_output() does not neutralize embedded charactersCVE-2026-6019Python Software Foundation · CVSS 2.1 · 0.2% likely

    CWE-150

  16. Configuration Injection via Carriage Return (\r) in write() methodCVE-2026-0864Python Software Foundation · CVSS 4.1 · 0.1% likely

    CWE-74

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.

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