Vulnerability Description
An issue was discovered in 6.0 before 6.0.2, 5.2 before 5.2.11, and 4.2 before 4.2.28. `ASGIRequest` allows a remote attacker to cause a potential denial-of-service via a crafted request with multiple duplicate headers. 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 Jiyong Yang for reporting this issue.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Djangoproject | Django | >= 4.2, < 4.2.28 |
Related Weaknesses (CWE)
References
- https://docs.djangoproject.com/en/dev/releases/security/Vendor AdvisoryPatch
- https://groups.google.com/g/django-announceRelease Notes
- https://www.djangoproject.com/weblog/2026/feb/03/security-releases/PatchVendor Advisory
FAQ
What is CVE-2025-14550?
CVE-2025-14550 is a vulnerability with a CVSS score of 7.5 (HIGH). An issue was discovered in 6.0 before 6.0.2, 5.2 before 5.2.11, and 4.2 before 4.2.28. `ASGIRequest` allows a remote attacker to cause a potential denial-of-service via a crafted request with multiple...
How severe is CVE-2025-14550?
CVE-2025-14550 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2025-14550?
Check the references section above for vendor advisories and patch information. Affected products include: Djangoproject Django.