CVE-2025-34253: D-Link Nuclias Connect

Medium severity, CVSS 5.4. EPSS: 0.5% chance of exploitation in the next 30 days.

D-Link Nuclias Connect firmware versions <= 1.3.1.4 contain a stored cross-site scripting (XSS) vulnerability due to improper sanitization of the 'Network' field when editing the configuration, creating a profile, and adding a network. An authenticated attacker can inject arbitrary JavaScript to be executed in the context of other users viewing the profile entry. NOTE: D-Link states that a fix is under development.

Affected products

• D-Link Nuclias Connect: up to and including 1.3.1.4

Published 2025-10-16. Last modified 2026-10-09.