Vulnerability · Published Sep 15, 2026 · Assigned by VulnCheck
CVE-2026-76865Netcore NR255-V 1.5.130703 NULL Pointer Dereference via Unchecked atoi() in QoS Setter Handlers
Medium 4.9
In plain English
A medium-severity null pointer dereference 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 0.5% (higher than 41% of all known vulnerabilities).
Severity (CVSS 3.1)4.9Medium
Exploit odds (30 days)0.5%top 59.4% 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 null pointer dereference vulnerability in the QoS setter CGI handlers filter_conn_del_cgi.c and gre_prio_set_cgi.c due to unchecked atoi() results. An attacker can trigger the flaw by supplying crafted input to these handlers, causing a denial of service.
Affected products (as reported)
Weakness: CWE-476 · Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H