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Description

Nginx UI is a web user interface for the Nginx web server. In versions 2.3.3 and prior, Nginx-UI contains an Insecure Direct Object Reference (IDOR) vulnerability that allows any authenticated user to access, modify, and delete resources belonging to other users. The application's base Model struct lacks a user_id field, and all resource endpoints perform queries by ID without verifying user ownership, enabling complete authorization bypass in multi-user environments. At time of publication, there are no publicly available patches.

PUBLISHED Reserved 2026-03-17 | Published 2026-03-30 | Updated 2026-03-31 | Assigner GitHub_M




HIGH: 8.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Problem types

CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

CWE-639: Authorization Bypass Through User-Controlled Key

Product status

<= 2.3.3
affected

References

github.com/...inx-ui/security/advisories/GHSA-5hf2-vhj6-gj9m exploit

github.com/...inx-ui/security/advisories/GHSA-5hf2-vhj6-gj9m

cve.org (CVE-2026-33030)

nvd.nist.gov (CVE-2026-33030)

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