OWASP DefectDojo 2.59.0: UserSerializer API Privilege Escalation
CVE-2026-16764 Published on July 23, 2026
OWASP DefectDojo API/Web serializers.py UserSerializer privileges management
A vulnerability was identified in OWASP DefectDojo 2.59.0. This issue affects the function UserSerializer of the file dojo/api_v2/serializers.py of the component API/Web. Such manipulation of the argument is_staff leads to improper privilege management. The attack may be performed from remote. The exploit is publicly available and might be used. Upgrading to version 2.58.3 and 3.0.0 is capable of addressing this issue. The name of the patch is 68a272f299d096249fd3ba9c2676bf69012857bf. It is advisable to upgrade the affected component. 2.59.0 was not intended to be released and has been removed.
Timeline
Advisory disclosed
VulDB entry created
VulDB entry last update
Weakness Types
Improper Privilege Management
The software does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor.
Incorrect Privilege Assignment
A product incorrectly assigns a privilege to a particular actor, creating an unintended sphere of control for that actor.
Products Associated with CVE-2026-16764
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Affected Versions
OWASP DefectDojo:- Version 2.59.0 is affected.
- Version 2.58.3 is unaffected.
- Version 3.0.0 is unaffected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.