Vulnerability · Published Sep 15, 2026 · Assigned by VulnCheck
CVE-2026-76855Netcore NR255-V 1.5.130703 Cross-User Session Disclosure via Audit Endpoints
Medium 6.5
In plain English
A medium-severity security flaw in NR255-V from Netcore. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 34% of all known vulnerabilities).
Severity (CVSS 3.1)6.5Medium
Exploit odds (30 days)0.4%top 66.4% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Netcore NR255-V version 1.5.130703 contains a sensitive information disclosure vulnerability in the audit endpoints handled by l7_web_auth_log_dump_cgi.c, audit_get_cgi.c, and mod_dispatch_auth/plan.json. Attackers can query these audit components to obtain other users' session and browsing history data across sessions.
Affected products (as reported)
Weakness: CWE-359 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N