What is CVE-2026-92257?

CVE-2026-92257 is a medium-severity vulnerability in Netcore Nr255-V, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2026-09-15.

How severe is CVE-2026-92257?

Medium severity. CVSS v3 base score is 5.4 out of 10.

XSS in Netcore Nr255-V

CVE-2026-92257

Netcore NR255-V version 1.5.130703 contains a stored cross-site scripting vulnerability in L7 content management pages that use eval() sinks, affecting the call board text and policy group handling components. Attackers can inject persistent script payloads through these pages to have malicious code executed in the context of other users viewing the affected content.

Vulnerability class: XSS (Cross-Site Scripting)

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

Affected products

Netcore Nr255-v — versions 1.5.130703

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

disclosure@vulncheck.com (third-party-advisory)
disclosure@vulncheck.com (third-party-advisory)

Frequently asked questions

What is CVE-2026-92257?: CVE-2026-92257 is a medium-severity vulnerability in Netcore Nr255-V, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2026-09-15.
How severe is CVE-2026-92257?: Medium severity. CVSS v3 base score is 5.4 out of 10.