#VU125096 Resource exhaustion in Django - CVE-2026-33033

 

#VU125096 Resource exhaustion in Django - CVE-2026-33033

Published: April 7, 2026


Vulnerability identifier: #VU125096
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2026-33033
CWE-ID: CWE-400
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Django
Software vendor:
Django Software Foundation

Description

The vulnerability allows a remote attacker to cause a denial of service.

The vulnerability exists due to uncontrolled resource consumption in django.http.multipartparser.MultiPartParser when processing multipart uploads with base64-encoded files containing excessive whitespace. A remote attacker can send a specially crafted multipart upload to cause a denial of service.

The issue may trigger repeated memory copying and degrade performance.


Remediation

Install security update from vendor's website.

External links