What’s Vulnerable › Vulnerabilities

CVE-2025-34253: D-Link Nuclias Connect <= v1.3.1.4 Stored Cross-Site Scripting (XSS)

• Severity: medium (CVSS 5.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-10-16 · updated 2026-10-29
• Weakness: CWE-79

Description

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 fixed this issue in version 1.3.1.5.

Affected products

• D-Link Nuclias Connect: through 1.3.1.4
• D-Link Nuclias Connect: before 1.3.1.5 — fixed in 1.3.1.5

How to fix

Upgrade to a fixed version: D-Link Nuclias Connect 1.3.1.5. Check the vendor advisory for mitigations.

References

• https://supportannouncement.us.dlink.com/security/publication.aspx?name=SAP10472
• https://www.dlink.com/en/for-business/nuclias/nuclias-connect
• https://www.vulncheck.com/advisories/dlink-nuclias-connect-stored-xss

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