Improper Privilege Management in OWASP DefectDojo API/Web
CVE-2026-16764

5.3MEDIUM

Key Information:

Vendor

Owasp

Status
Defectdojo
Vendor
CVE Published:
23 July 2026

What is CVE-2026-16764?

A vulnerability has been discovered in OWASP DefectDojo version 2.59.0, specifically within the UserSerializer function in the dojo/api_v2/serializers.py file affecting the API/Web component. This flaw allows for improper management of user privileges due to manipulation of the is_staff argument, potentially enabling malicious actors to exploit the system remotely. An exploit is publicly available, underscoring the need for immediate action. Users are advised to upgrade to versions 2.58.3 or 3.0.0, which contain necessary patches to mitigate the risk. It is important to note that version 2.59.0 was released in error and has since been retracted.

Affected Version(s)

DefectDojo 2.59.0

DefectDojo 2.58.3

DefectDojo 3.0.0

References

https://vuldb.com/vuln/382629
vdb-entrytechnical-description
https://vuldb.com/vuln/382629/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-16764
third-party-advisory

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

0xnosferatu (VulDB User)
VulDB CNA Team
.