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HIGH7.5

PYSEC-2026-49

Quick fix

PYSEC-2026-49 — django: upgrade to the fixed version with the command below.

pip install --upgrade 'django>=4.2.30'

Details

An issue was discovered in 6.0 before 6.0.4, 5.2 before 5.2.13, and 4.2 before 4.2.30. ASGI requests with a missing or understated `Content-Length` header could bypass the `DATA_UPLOAD_MAX_MEMORY_SIZE` limit when reading `HttpRequest.body`, allowing remote attackers to load an unbounded request body into memory. Earlier, unsupported Django series (such as 5.0.x, 4.1.x, and 3.2.x) were not evaluated and may also be affected. Django would like to thank Superior for reporting this issue.

Are you affected?

Enter the version of the package you're using.

Affected packages

PyPI/django
Introduced in: 4.2Fixed in: 4.2.30
Fixpip install --upgrade 'django>=4.2.30'

References