CVE-2026-111712
Netcore NR256CN through 1.5.140116 Authentication Bypass via CGI Path Prefix
CVSS Score
6.5
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-288 |
| Vendor | netcore |
| Product | nr256cn |
| Published | Oct 16, 2026 |
| Last Updated | Oct 16, 2026 |
Stay Ahead of the Next One
Get instant alerts for netcore nr256cn
Be the first to know when new medium vulnerabilities affecting netcore nr256cn are published — delivered to Slack, Telegram or Discord.
Get Free Alerts →
Free · No credit card · 60 sec setup
CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
None
Affected Versions
Netcore / NR256CN
0 ≤ 1.5.140116
References
github.com: https://github.com/lukadqq/netcore-router-public-refs/blob/a44d562736b41c944223297e9144d2ad7fa2aff1/2026.10.15-netcore-nr256cn-cgi-auth-bypass-alternate-path.md vulncheck.com: https://www.vulncheck.com/advisories/netcore-nr256cn-through-1.5.140116-authentication-bypass-via-cgi-path-prefix
Credits
Zhou Ao Yin Luxing Lu Fangzhou Liu Xin