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CVE-2026-93964— NginxProxyManager nginx-proxy-manager Validate Route certificate.js internalCertificate.validate missing authentication

Quick assessment

Affected
NginxProxyManager nginx-proxy-manager
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 NginxProxyManager（nginx-proxy-manager）2.15.1 及更早版本中发现了一个漏洞。该漏洞影响位于文件 中 函数，属于“Validate Route”组件。通过操纵输入会导致身份验证缺失。该攻击可远程发起，且漏洞利用方法已公开，可能被利用。端点仅处理并回显调用者提交的证书（不会泄露任何已存储的数据）；真正的风险在于对攻击者输入进行了未经身份验证的 openssl 处理。项目方此前已通过问题报告被提前通知了该问题，但尚未作出回应。

CVSS 5.3 · Medium
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I. Basic Information for CVE-2026-93964

Vulnerability Information
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Vulnerability Title
NginxProxyManager nginx-proxy-manager Validate Route certificate.js internalCertificate.validate missing authentication
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was detected in NginxProxyManager nginx-proxy-manager up to 2.15.1. This impacts the function internalCertificate.validate of the file backend/internal/certificate.js of the component Validate Route. The manipulation results in missing authentication. The attack can be launched remotely. The exploit is now public and may be used. Endpoint only processes and echoes back the certificate the caller submits (no stored data leaked); the real risk is unauthenticated openssl processing of attacker input. The project was informed of the problem early through an issue report but has not responded yet.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
关键功能的认证机制缺失
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
NginxProxyManager nginx-proxy-manager 2.0 cpe:2.3:a:nginxproxymanager:nginx-proxy-manager:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-93964

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III. Intelligence Information for CVE-2026-93964

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Security Blog Posts for CVE-2026-93964 (1)

Vendor Pages for CVE-2026-93964 (1)

IV. Related Vulnerabilities

Same product: nginx-proxy-manager
Same vendor: NginxProxyManager
Same weakness: CWE-306

V. Comments for CVE-2026-93964

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