CVE-2026-90581— cym1102 nginxWebUI autoUpdate MainController.autoUpdate code injection
Quick assessment
Affected
cym1102 nginxWebUI
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
在 cym1102 nginxWebUI 4.4.2 及更早版本中确认存在一个漏洞。该问题影响 /adminPage/main/autoUpdate 文件中的 MainController.autoUpdate 函数。对参数 url 的处理不当导致了代码注入漏洞。该漏洞可被远程利用，且利用方法已公开披露，可能被攻击者利用。旨在修复此问题的代码提交请求（pull request）目前正在等待审核接受。
Affected Version Matrix 3
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| cym1102 | nginxWebUI | 4.4.0 |
affected |
4.4.1 |
affected | ||
4.4.2 |
affected |
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I. Basic Information for CVE-2026-90581
Vulnerability Information
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Vulnerability Title
cym1102 nginxWebUI autoUpdate MainController.autoUpdate code injection
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was determined in cym1102 nginxWebUI up to 4.4.2. This issue affects the function MainController.autoUpdate of the file /adminPage/main/autoUpdate. This manipulation of the argument url causes code injection. Remote exploitation of the attack is possible. The exploit has been publicly disclosed and may be utilized. The pull request to fix this issue awaits acceptance.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
对生成代码的控制不恰当(代码注入)
Source: CVE Program / CVE List V5
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| cym1102 | nginxWebUI | 4.4.0 |
cpe:2.3:a:cym1102:nginxwebui:*:*:*:*:*:*:*:*
|
|
II. Public POCs for CVE-2026-90581
| # | POC Description | Source Link | Shenlong Link |
|---|
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Patches & Fixes for CVE-2026-90581 (1)
Other References for CVE-2026-90581 (1)
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