CVE-2026-76854

HIGH CVSS 4.0: 7.1 EPSS 0.39%
Updated Sep 17, 2026
Netcore
Parameter Value
CVSS 7.1 (HIGH)
Type CWE-522 (Insufficiently Protected Credentials)
Vendor Netcore
Public PoC No

Netcore NR255-V version 1.5.130703 contains a sensitive information disclosure vulnerability in l7_web_auth_user_show.cgi related to captive-portal credential handling. Attackers can query this component to obtain captive-portal user credentials, compromising confidentiality of authenticated network access.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Attack Requirements
None
No additional conditions
Privileges Required
Low
Basic privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
High
Complete data leak
Integrity
None
No data modification
Availability
None
No disruption

CVSS Vector v4.0