Access Control Bypass Affecting github.com/0xjacky/nginx-ui/api/user package, versions <2.3.4
Threat Intelligence
This vulnerability is trending on Twitter; this may indicate a growing threat.
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
Do your applications use this vulnerable package?
In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.
Test your applicationsSnyk Learn
Learn about Access Control Bypass vulnerabilities in an interactive lesson.
Start learning- Snyk IDSNYK-GOLANG-GITHUBCOM0XJACKYNGINXUIAPIUSER-16309573
- published28 Apr 2026
- disclosed20 Apr 2026
- creditjaehonam
Introduced: 20 Apr 2026
CVE-2026-33031 (opens in a new tab)How to fix?
Upgrade github.com/0xJacky/Nginx-UI/api/user to version 2.3.4 or higher.
Overview
Affected versions of this package are vulnerable to Access Control Bypass through the authentication process. An attacker can maintain unauthorized access to protected resources and perform actions such as reading, modifying, or creating new accounts by using previously issued bearer tokens, even after the associated user account has been disabled.