# CVE-2013-5223: D-Link DSL-2760U Gateway Cross-Site Scripting Vulnerability

Source: https://junglewise.ai/threats/cve-2013-5223-d-link-dsl-2760u-gateway-cross-site-scripting-vulnerability  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2022-03-25. Updated: 2026-05-10  
License: CC BY 4.0 with a link back

CVE-2013-5223 · Severity: critical · CVSS 5.4 · Exploited in the wild · Published 2022-03-25

Multiple cross-site scripting (XSS) vulnerabilities in the D-Link DSL-2760U Gateway (Rev. E1) allow remote authenticated users to inject arbitrary web script or HTML via various parameters across multiple CGI and CMD scripts, including sntpcfg.cgi, ddnsmngr.cmd, and wlcfg.wl. The vulnerability is actively exploited in the wild according to CISA.

Vendors: [D-Link](https://junglewise.ai/threats/vendors/d-link).

## Quick answers

**Is CVE-2013-5223 exploited in the wild?** Yes. CVE-2013-5223 is known to be exploited in the wild, first recorded on 25 March 2022. Treat it as urgent.

**How severe is CVE-2013-5223?** Critical severity, with a CVSS score of 5.4, published 25 March 2022.

**Which products and versions are affected?** D-Link DSL-2760U Gateway Revision E1.

**Is there a fix for CVE-2013-5223?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**How is CVE-2013-5223 attacked?** It is attacked over the network, in a network appliance.

**Am I affected by CVE-2013-5223?** Check whether you run D-Link DSL-2760U. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Affected products

- D-Link DSL-2760U Gateway Revision E1

## Timeline

- 2013-11-12: disclosed: Initial public disclosure via Full Disclosure mailing list and Packet Storm.
- 2022-03-25: kev added: Added to CISA's Known Exploited Vulnerabilities (KEV) Catalog.