Medium severity6.5NVD Advisory· Published Sep 15, 2026· Updated Sep 17, 2026

CVE-2026-76854

Description

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Netcore/NR255-Vllm-fuzzy
Range: 1.5.130703
Draw Ctf/Netcore Router Public Refsllm-fuzzy
Range: 1.5.130703

Patches

Vulnerability mechanics

References

github.com/draw-ctf/netcore-router-public-refs/blob/main/2026.08.19-netcore-nr255v-captive-portal-cred-disclosure.mdnvd
www.vulncheck.com/advisories/netcore-nr255-v-1.5.130703-sensitive-information-disclosure-via-l7-web-auth-user-show-cginvd

News mentions

Draw Ctf Netcore Routers: 24 Vulnerabilities Disclosed, Ranging from XSS to Firmware Exploits
Vypr Intelligence · Sep 15, 2026

cvss	0.423
epss	0.000
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000