What is CVE-2026-33030?

CVE-2026-33030 is a high-severity vulnerability in 0xjacky Nginx-ui, classified under OS Command Injection. CVSS score: 8.8/10. Published 2026-03-30.

How severe is CVE-2026-33030?

High severity. CVSS v3 base score is 8.8 out of 10.

RCE in 0xjacky Nginx-ui

CVE-2026-33030

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 b…

Vulnerability class: Command Injection (OS Command Injection)

EPSS: 0.000 (12.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H.

Affected products

0xjacky Nginx-ui — versions <= 2.3.3

Weakness classification (CWE)

References

https://github.com/0xJacky/nginx-ui/security/advisories/GHSA-5hf2-vhj6-gj9m (x_refsource_CONFIRM)

Frequently asked questions

What is CVE-2026-33030?: CVE-2026-33030 is a high-severity vulnerability in 0xjacky Nginx-ui, classified under OS Command Injection. CVSS score: 8.8/10. Published 2026-03-30.
How severe is CVE-2026-33030?: High severity. CVSS v3 base score is 8.8 out of 10.