Missing Authorization in nginx-ui - #VU152974
Published: September 30, 2026
Vulnerability identifier: #VU152974
CSH Severity: Low
CVSS v4: 7.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: N/A
CWE-ID: CWE-862
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to disclose stored infrastructure credentials.
The vulnerability exists due to missing authorization in DNS, ACME External Account Binding, and S3-compatible backup configuration read APIs when handling requests authenticated with an api:read service token. A remote user can request configuration responses to disclose stored infrastructure credentials.
The disclosed credentials may be reusable for configured DNS providers, ACME EAB integrations, or S3-compatible storage.
Affected software
nginx-ui
Remediation
Install security update from vendor's website.
nginx-ui - update to 2.6.2