CVE-2026-111712: medium-severity vulnerability in Netcore NR256CN
Netcore NR256CN through 1.5.140116 Authentication Bypass via CGI Path Prefix
Published
E-mail alert when it lands in KEV, gets a public PoC or its score goes up.
13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 6.9epss 0.2%
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.
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N
Affected products
Netcore · NR256CNRelated CVEs — Netcore NR256CN
In the same product, most dangerous first.
CVE-2026-111711CRITICALNetcore NR256CN through 1.5.140116 Pre-Auth Stack Overflow via Boa user_ok()EPSS 0.5%CVE-2026-112016MEDIUMNetcore NR256CN through 1.5.140116 Unauthenticated Write to Fixed Boa Staging FilesEPSS 0.3%CVE-2026-111710HIGHNetcore NR256CN through 1.5.140116 Boa Web Server NULL Pointer Dereference DoSEPSS 0.3%