CVE-2026-76863

Netcore NR255-V 1.5.130703 Sensitive Information Disclosure via QoS Bandwidth Plan Routes

State: Published
Severity: 5.3 Medium
Published: Sep 15, 2026
Updated: Sep 16, 2026
Reserved: Aug 19, 2026

Description

Netcore NR255-V version 1.5.130703 contains a sensitive information disclosure vulnerability in the mod_qos_bandwidth plan.json handling within filter_conns_dump_cgi.c and IGD_CgiCall.c. Authenticated users with broad roles can access these QoS read routes to obtain live network telemetry beyond their intended privilege level.

Scores

CVSS	Score	Vector	Source
4.0	5.3 Medium	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N	VulnCheck
3.1	4.3 Medium	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N	VulnCheck

Weaknesses

CWE-863 Incorrect Authorization

Affected Products

Product	Versions
NR255-VNetcore	1.5.130703Affected

References

Netcore router public references: QoS Read Routes Expose Live Network Telemetry to Broad Authenticated Rolesthird-party-advisory
VulnCheck Advisory: Netcore NR255-V 1.5.130703 Sensitive Information Disclosure via QoS Bandwidth Plan Routesthird-party-advisory

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