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Python CVE-2026-33033

| EUVD-2026-19646 MEDIUM
Inefficient Algorithmic Complexity (CWE-407)
2026-04-07 DSF GHSA-5mf9-h53q-7mhq
6.5
CVSS 3.1
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CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

Lifecycle Timeline

5
PoC Detected
Apr 08, 2026 - 21:27 vuln.today
Public exploit code
Patch released
Apr 07, 2026 - 21:31 nvd
Patch available
EUVD ID Assigned
Apr 07, 2026 - 15:00 euvd
EUVD-2026-19646
Analysis Generated
Apr 07, 2026 - 15:00 vuln.today
CVE Published
Apr 07, 2026 - 14:22 nvd
MEDIUM 6.5

Blast Radius

ecosystem impact
† from your stack dependencies † transitive graph · vuln.today resolves 4-path depth
  • 13 pypi packages depend on django (13 direct, 0 indirect)

Ecosystem-wide dependent count for version 6.0.

DescriptionNVD

An issue was discovered in 6.0 before 6.0.4, 5.2 before 5.2.13, and 4.2 before 4.2.30. MultiPartParser allows remote attackers to degrade performance by submitting multipart uploads with Content-Transfer-Encoding: base64 including excessive whitespace. 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 Seokchan Yoon for reporting this issue.

AnalysisAI

Django's MultiPartParser allows authenticated remote attackers to cause denial of service through performance degradation by submitting multipart uploads with Content-Transfer-Encoding: base64 and excessive whitespace. Affected versions include Django 6.0 before 6.0.4, 5.2 before 5.2.13, and 4.2 before 4.2.30, with unsupported series 5.0.x, 4.1.x, and 3.2.x potentially also vulnerable. …

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CVE-2026-33033 vulnerability details – vuln.today

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