Netcore NR255-V 1.5.130703 Sensitive Information Disclosure via VPN Read Handlers

Advisories

Netcore NR255-V 1.5.130703 Sensitive Information Disclosure via VPN Read Handlers

severity: high
date: 9/15/2026
Affecting: NR255-V 1.5.130703
CVE: CVE-2026-76871
CWE: CWE-522 Insufficiently Protected Credentials
CVSS: 7.1
CVSS V4 Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
References: Netcore router public references: PPTP/L2TP VPN Credential Disclosure via Read Handlers
VulnCheck Advisory: Netcore NR255-V 1.5.130703 Sensitive Information Disclosure via VPN Read Handlers
Credit: Zhou Ao, Yin Luxing, Jiang Yuxuan, Liu Xin, @Nebusec
Description: Netcore NR255-V version 1.5.130703 contains a sensitive information disclosure vulnerability in mod_vpn_remote/plan.json, pptpd_user_show.cgi, pptp_client_config_show.cgi, and l2tpd_user_show.cgi. Attackers can leverage these components to obtain PPTP and L2TP VPN credentials.

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