---
id: CVE-2025-34248
title: >-
  D-Link Nuclias Connect firmware versions < 1.3.1.4 contain a directory
  traversal vulnerability within /api/web/dnc/global/database/deleteBackup due
  to improper sanitization of the deleteBackupList parameter
summary: >-
  D-Link Nuclias Connect firmware versions < 1.3.1.4 contain a directory
  traversal vulnerability within /api/web/dnc/global/database/deleteBackup due
  to improper sanitization of the deleteBackupList parameter. This can allow an
  authenticat…
severity: none
cwe:
  - CWE-22
published: '2025-10-09'
updated: '2026-10-08'
sourceUpdated: '2026-10-08T13:10:00.200'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2025-34248'
references:
  - url: >-
      https://supportannouncement.us.dlink.com/security/publication.aspx?name=SAP10472
    label: disclosure@vulncheck.com
  - url: 'https://www.dlink.com/en/for-business/nuclias/nuclias-connect'
    label: disclosure@vulncheck.com
  - url: >-
      https://www.vulncheck.com/advisories/dlink-nuclias-connect-directory-traversal-to-arbitrary-file-deletion
    label: disclosure@vulncheck.com
tags:
  - nvd
epss: 0.0065
epssPercentile: 0.49554
ingestedAt: '2026-10-08T13:42:55.058Z'
---

## Overview

D-Link Nuclias Connect firmware versions < 1.3.1.4 contain a directory traversal vulnerability within /api/web/dnc/global/database/deleteBackup due to improper sanitization of the deleteBackupList parameter. This can allow an authenticated attacker to delete arbitrary files impacting the integrity and availability of the system.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.