Django REST framework: Potential bypass of Django `DATA_UPLOAD_MAX_MEMORY_SIZE` when parsing oversized JSON and urlencoded request bodies via DRF `request.data` — GHSA-2M8G-3CMR-WG3W

Summary

## Summary While investigating Django REST Framework's request parsing behavior, I identified that DRF's high-level `request.data` parsing appears to bypass Django's configured `DATA_UPLOAD_MAX_MEMORY_SIZE` protection for `application/json` and `application/x-www-form-urlencoded` request bodies. In the tested configurations, Django correctly raises `RequestDataTooBig` when applications access `request.body` or…

Timeline

Published by source

2026-09-01

Risk context

• Reported severity or threat level: medium.
• Reported CVSS score: 5.3 out of 10.
• Reported EPSS value: 0.00321.
• Review exposure for the affected product or family: pip: djangorestframework.

Product

pip: djangorestframework

What to do

General, cautious steps (verify details in the official source):

• Review exposure and plan remediation based on risk and environment.
• Identify affected product versions in your inventory and verify whether you are impacted.
• Apply vendor patches/updates or recommended mitigations as soon as available.
• Read the official advisory for exact affected versions and remediation steps.

Official advisory

• Read the official source
• CVE Record
• NVD

Evidence and provenance

Canonical advisory ID

GHSA-2M8G-3CMR-WG3W

Source

GitHub

Vendor

GitHub

Published by source

2026-09-01

Last source activity

2026-09-01

Additional identifiers

CVE-2026-73228

Curated by

hlukh.ch

Related advisories and connections

These advisories are connected by shared CVE, product, vendor, source, or time signals.