High

Django before 1.4.21, 1.5.x through 1.6.x, 1.7.x before 1.7.9, and 1.8.x before 1.8.3 uses an incorrect regular expression, which allows remote attackers to inject arbitrary headers and conduct HTTP r

  • Disclosed: 14.07.2015
  • Updated: 11.10.2026 12:19

Django before 1.4.21, 1.5.x through 1.6.x, 1.7.x before 1.7.9, and 1.8.x before 1.8.3 uses an incorrect regular expression, which allows remote attackers to inject arbitrary headers and conduct HTTP response splitting attacks via a newline character in an (1) email message to the EmailValidator, a (2) URL to the URLValidator, or unspecified vectors to the (3) validate_ipv4_address or (4) validate_slug validator.

Affected software

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PlatformPackageVulnerable versionsFixed in
Python (PyPI) django < 1.4.21, >= 1.5, < 1.7.9, >= 1.8, < 1.8.3 1.4.21, 1.7.9, 1.8.3

References

CVSS score 7.5/10
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Weakness (CWE)
CWE-20
Platform
Python (PyPI)
Package
django
Disclosed
14.07.2015
Updated
11.10.2026 12:19

Sources and licenses

OSV / GitHub Advisory Database - GHSA-q5qw-4364-5hhm - CC BY 4.0

OSV / GitHub Advisory Database - PYSEC-2015-10 - PyPA Advisory Database; CC BY 4.0

Vulnerability history: django

All published vulnerabilities of this package (Python (PyPI)), newest first. Shows whether this is a one-off slip or a package that needs watching.

All (162) in the archive
Total entries
162
First → latest
10.2007 08.2026
Without a fix
1
Exploited in attacks
0

Severity breakdown

  • Critical 16
  • High 65
  • Medium 63
  • Low 18

Disclosures per year

  1. 2017: 3
  2. 2018: 5
  3. 2019: 11
  4. 2020: 6
  5. 2021: 8
  6. 2022: 14
  7. 2023: 7
  8. 2024: 14
  9. 2025: 12
  10. 2026: 26

earlier: 56

Severity:
  1. High · 8.8 CVE-2026-15307 < 5.2.17, >= 6.0a1, < 6.0.8 5.2.17, 6.0.8
  2. High · 7.5 CVE-2026-3902 >= 6.0, < 6.0.4, >= 5.2, < 5.2.13, >= 4.2, < 4.2.30 6.0.4, 5.2.13, 4.2.30
  3. High · 7.5 CVE-2026-33034 >= 6.0, < 6.0.4, >= 5.2, < 5.2.13, >= 4.2, < 4.2.30 6.0.4, 5.2.13, 4.2.30
  4. High · 7.5 CVE-2026-25673 >= 6.0, < 6.0.3, >= 5.2, < 5.2.12, >= 4.2, < 4.2.29 6.0.3, 5.2.12, 4.2.29
  5. High CVE-2026-1287 >= 6.0a1, < 6.0.2, >= 5.2a1, < 5.2.11, >= 4.2a1, < 4.2.28 6.0.2, 5.2.11, 4.2.28
  6. High CVE-2026-1207 >= 6.0a1, < 6.0.2, >= 5.2a1, < 5.2.11, >= 4.2a1, < 4.2.28 6.0.2, 5.2.11, 4.2.28
  7. Critical · 9.1 CVE-2025-64459 >= 4.2, < 4.2.26, >= 5.1, < 5.1.14, >= 5.2, < 5.2.8 4.2.26, 5.1.14, 5.2.8
  8. High · 7.5 CVE-2025-64458 >= 5.2a1, < 5.2.8, >= 5.0a1, < 5.1.14, < 4.2.26 5.2.8, 5.1.14, 4.2.26
  9. High · 7.1 CVE-2025-59681 >= 4.2, < 4.2.25, >= 5.1, < 5.1.13, >= 5.2, < 5.2.7 4.2.25, 5.1.13, 5.2.7
  10. High · 7.1 CVE-2025-57833 < 4.2.24, >= 5.0a1, < 5.1.12, >= 5.2a1, < 5.2.6 4.2.24, 5.1.12, 5.2.6
  11. High · 9.8 CVE-2024-53908 >= 5.0.0, < 5.0.10, >= 5.1.0, < 5.1.4, >= 4.2.0, < 4.2.17, >= 5.1, < 5.1.4, >= 5.0, < 5.0.10, >= 4.2, < 4.2.17 5.0.10, 5.1.4, 4.2.17
  12. High · 7.5 CVE-2024-39614 >= 5.0, < 5.0.7, >= 4.2, < 4.2.14 5.0.7, 4.2.14
  13. High · 7.5 CVE-2024-39330 >= 5.0, < 5.0.7, >= 4.2, < 4.2.14 5.0.7, 4.2.14
  14. High · 7.5 CVE-2024-38875 >= 4.2, < 4.2.14, >= 5.0, < 5.0.7 4.2.14, 5.0.7
  15. High · 5.9 CVE-2024-24680 >= 3.2, < 3.2.24, >= 4.2, < 4.2.10, >= 5.0, < 5.0.2 3.2.24, 4.2.10, 5.0.2
  16. High · 8.8 CVE-2022-36359 < 3.2.15, >= 4.0, < 4.0.7 3.2.15, 4.0.7
  17. Critical · 9.8 CVE-2022-34265 >= 3.2a1, < 3.2.14, >= 4.0a1, < 4.0.6 3.2.14, 4.0.6
  18. High CVE-2007-0404 >= 0.95, < 1.0 1.0
  19. Critical · 9.8 CVE-2022-28347 >= 2.2, < 2.2.28, >= 3.2, < 3.2.13, >= 4.0, < 4.0.4 2.2.28, 3.2.13, 4.0.4
  20. Critical · 9.8 CVE-2022-28346 >= 2.2, < 2.2.28, >= 3.2, < 3.2.13, >= 4.0, < 4.0.4 2.2.28, 3.2.13, 4.0.4
  21. High · 7.5 CVE-2022-23833 >= 2.2, < 2.2.27, >= 3.2, < 3.2.12, >= 4.0, < 4.0.2 2.2.27, 3.2.12, 4.0.2
  22. High · 7.5 CVE-2021-45116 >= 2.2, < 2.2.26, >= 3.2, < 3.2.11, >= 4.0, < 4.0.1 2.2.26, 3.2.11, 4.0.1
  23. High · 7.5 CVE-2021-45115 >= 2.2a1, < 2.2.26, >= 3.2a1, < 3.2.11, >= 4.0a1, < 4.0.1 2.2.26, 3.2.11, 4.0.1
  24. Critical · 9.8 CVE-2021-35042 >= 3.2a1, < 3.2.5, >= 3.0a1, < 3.1.13 3.2.5, 3.1.13
  25. High · 7.5 CVE-2021-33571 >= 2.2a1, < 2.2.24, >= 3.0a1, < 3.1.12, >= 3.2a1, < 3.2.4 2.2.24, 3.1.12, 3.2.4
  26. High · 7.5 CVE-2021-31542 >= 2.2, < 2.2.21, >= 3.0, < 3.1.9, >= 3.2, < 3.2.1 2.2.21, 3.1.9, 3.2.1
  27. High · 7.5 CVE-2020-24583 >= 2.2a1, < 2.2.16, >= 3.0a1, < 3.0.10, >= 3.1a1, < 3.1.1 2.2.16, 3.0.10, 3.1.1
  28. High · 5.9 CVE-2020-13254 >= 2.2, < 2.2.13, >= 3.0, < 3.0.7 2.2.13, 3.0.7
  29. Critical · 9.8 CVE-2020-7471 < 1.11.28, >= 2.0, < 2.2.10, >= 3.0, < 3.0.3 1.11.28, 2.2.10, 3.0.3
  30. Critical · 9.8 CVE-2019-19844 < 1.11.27, >= 2.0, < 2.2.9, >= 3.0, < 3.0.1 1.11.27, 2.2.9, 3.0.1
  31. High · 6.5 CVE-2019-19118 >= 2.1, < 2.1.15, >= 2.2, < 2.2.8 2.1.15, 2.2.8
  32. Critical · 9.8 CVE-2019-14234 >= 1.11a1, < 1.11.23, >= 2.1a1, < 2.1.11, >= 2.2a1, < 2.2.4 1.11.23, 2.1.11, 2.2.4
  33. High · 7.5 CVE-2019-14235 >= 1.11a1, < 1.11.23, >= 2.1a1, < 2.1.11, >= 2.2a1, < 2.2.4 1.11.23, 2.1.11, 2.2.4
  34. High · 7.5 CVE-2019-14233 >= 1.11a1, < 1.11.23, >= 2.1a1, < 2.1.11, >= 2.2a1, < 2.2.4 1.11.23, 2.1.11, 2.2.4
  35. High · 7.5 CVE-2019-14232 >= 1.11a1, < 1.11.23, >= 2.1a1, < 2.1.11, >= 2.2a1, < 2.2.4 1.11.23, 2.1.11, 2.2.4
  36. High · 7.5 CVE-2019-6975 >= 1.11, < 1.11.19, >= 2.0, < 2.0.11, >= 2.1, < 2.1.6 1.11.19, 2.0.11, 2.1.6
  37. High · 6.5 CVE-2019-3498 >= 1.11a1, < 1.11.18, >= 2.0a1, < 2.0.10, >= 2.1a1, < 2.1.5 1.11.18, 2.0.10, 2.1.5
  38. High · 7.5 CVE-2018-6188 >= 2.0a1, < 2.0.2, >= 1.11.8, < 1.11.10 2.0.2, 1.11.10
  39. Django before 1.4.21, 1.5.x through 1.6.x, 1.7.x before 1.7.9, and 1.8.x before 1.8.3 uses an incorrect regular expression, which allows remote attackers to inject arbitrary headers and conduct HTTP r this entry
    High · 7.5 CVE-2015-5144 < 1.4.21, >= 1.5, < 1.7.9, >= 1.8, < 1.8.3 1.4.21, 1.7.9, 1.8.3
  40. High · 7.5 CVE-2015-5143 < 1.4.21, >= 1.5, < 1.7.9, >= 1.8, < 1.8.3 1.4.21, 1.7.9, 1.8.3
  41. High · 7.5 CVE-2011-4140 <= 1.2.7, >= 1.3, <= 1.3.1 no fix
  42. High · 7.5 CVE-2011-4137 < 1.2.7, >= 1.3, < 1.3.1 1.2.7, 1.3.1
  43. Critical · 9.1 CVE-2011-0698 >= 1.1, < 1.1.4, >= 1.2, < 1.2.5 1.1.4, 1.2.5
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