Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1359 CNY

100%
Buy Us a Coffee

CVE-2026-111712— Netcore NR256CN through 1.5.140116 Authentication Bypass via CGI Path Prefix

Quick assessment

Affected
Netcore NR256CN
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.

Netcore NR256CN 系列设备（固件版本 1.5.140116 及之前）存在认证绕过漏洞。该漏洞允许未认证的攻击者通过在 URI 前添加公开路由，访问受保护的管理 CGI 处理器。攻击者可以请求以 或 路由开头的路径，从而在无需凭据的情况下调用受保护的管理处理器。

CVSS 6.5 · Medium EPSS 0.23% · P12

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 1

VendorProduct Version RangeStatus
Netcore NR256CN ≤ 1.5.140116 affected
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2026-111712

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
Netcore NR256CN through 1.5.140116 Authentication Bypass via CGI Path Prefix
Source: CVE Program / CVE List V5
Vulnerability Description
Netcore NR256CN through 1.5.140116 contains an authentication bypass vulnerability that allows unauthenticated attackers to reach protected management CGI handlers by prefixing the URI with a public route. Attackers can request paths prefixed with l7_web_auth.cgi or an .ico route to invoke protected management handlers without credentials.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
使用候选路径或通道进行的认证绕过
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
Netcore NR256CN 0 ~ 1.5.140116 -

II. Public POCs for CVE-2026-111712

# POC Description Source Link Shenlong Link
AI-Generated POC Premium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2026-111712

请登录查看更多情报信息。

Vendor Advisories for CVE-2026-111712 (1)

Proof of Concept for CVE-2026-111712 (1)

Same Patch Batch · Netcore · 2026-10-16 · 3 CVEs total

CVE-2026-111711 9.8 CRITICAL Netcore NR256CN through 1.5.140116 Pre-Auth Stack Overflow via Boa user_ok()
CVE-2026-111710 7.5 HIGH Netcore NR256CN through 1.5.140116 Boa Web Server NULL Pointer Dereference DoS

IV. Related Vulnerabilities

Same product: NR256CN
Same vendor: Netcore
Same weakness: CWE-288

V. Comments for CVE-2026-111712

No comments yet

Leave a comment