Vulnerability · Published Feb 8, 2026 · Assigned by VulDB
CVE-2026-2145cym1102 nginxWebUI Web Management check cross site scripting
Low 3.5
In plain English
A low-severity cross-site scripting in nginxWebUI from cym1102. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 23% of all known vulnerabilities).
Official description
A vulnerability was identified in cym1102 nginxWebUI up to 4.3.7. The impacted element is an unknown function of the file /adminPage/conf/check of the component Web Management Interface. Such manipulation of the argument nginxDir leads to cross site scripting. The attack can be executed remotely. The exploit is publicly available and might be used. The project was informed of the problem early through an issue report but has not responded yet.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| cym1102 | nginxWebUI | 4.3.04.3.14.3.24.3.34.3.44.3.54.3.64.3.7 |
Weakness: CWE-79, CWE-94 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R
References
- VDB-344847 | cym1102 nginxWebUI Web Management check cross site scripting vdb-entry, technical-description
- VDB-344847 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
- Submit #747404 | cym1102 nginxWebUI 4.3.7 Cross Site Scripting third-party-advisory
- https://github.com/cym1102/nginxWebUI/issues/203 issue-tracking
- https://github.com/cym1102/nginxWebUI/issues/203#issue-3860109934 exploit, issue-tracking
- https://github.com/cym1102/nginxWebUI/ product