CVE-2026-7854: D-Link DI-8100 POST Parameter url_rule.asp url_rule_asp buffer overflow

Published May 5, 2026
·
Updated

A security vulnerability has been detected in D-Link DI-8100 16.07.26A1. Affected by this vulnerability is the function urlruleasp of the file /urlrule.asp of the component POST Parameter Handler. Such manipulation leads to buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed publicly and may be used.

Affected Software

3 affected components
D-Link DI-8100=16.07.26A1
All of the following
Dlink Di-8100 Firmware=16.07.26a1
Dlink Di-8100

Event History

May 5, 2026
CVE Published
via MITRE·06:15 PM
Data Sourced
via MITRE·06:15 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·07:16 PM
DescriptionSeverityWeaknessAffected Software
Sep 28, 58369
Event
via FIRST·11:30 AM
Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is the severity of CVE-2026-7854?

CVE-2026-7854 has a high severity due to its potential for buffer overflow attacks.

2

How do I fix CVE-2026-7854?

To fix CVE-2026-7854, update the D-Link DI-8100 firmware to a version that addresses this vulnerability.

3

What impacts does CVE-2026-7854 have on the D-Link DI-8100?

CVE-2026-7854 can lead to unauthorized access and control over the affected device.

4

Is my D-Link DI-8100 vulnerable if it is running version 16.07.26A1?

Yes, the D-Link DI-8100 running version 16.07.26A1 is vulnerable to CVE-2026-7854.

5

What component of the D-Link DI-8100 is affected by CVE-2026-7854?

The POST Parameter Handler, specifically the url_rule_asp function in /url_rule.asp, is affected by CVE-2026-7854.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203