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Vulnerability advisory

PYSEC-2009-4

Published Updated OSV record ↗

Also known as CVE-2009-3695GHSA-p6m5-h7pp-v2x5

Severity

Severity not reported.

Affected versions

django PyPI

All django advisories →
AffectedFixed in
1.0 to before 1.0.41.0.4Advisories →
1.1 to before 1.1.11.1.1Advisories →
Also listed as affected (4)

Description

Algorithmic complexity vulnerability in the forms library in Django 1.0 before 1.0.4 and 1.1 before 1.1.1 allows remote attackers to cause a denial of service (CPU consumption) via a crafted (1) EmailField (email address) or (2) URLField (URL) that triggers a large amount of backtracking in a regular expression.

References

  • Codex
  • Claude Code
  • VS Code
  • GitHub Copilot
  • Cursor
  • Cline
  • Windsurf
  • Google Anti-gravity
  • OpenCode
  • Pi
  • Gemini CLI
  • Hermes Agent
  • Zed
  • Junie
  • Qwen Code
  • Kiro
  • Kilo Code
  • Factory Droid

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