CVE-2026-2857: D-Link DWR-M960 Port Forwarding Configuration Endpoint formPortFw sub_423E00 stack-based overflow

Published Feb 20, 2026
·
Updated

A vulnerability was determined in D-Link DWR-M960 1.01.07. Affected by this issue is the function sub423E00 of the file /boafrm/formPortFw of the component Port Forwarding Configuration Endpoint. This manipulation of the argument submit-url causes stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit has been publicly disclosed and may be utilized.

Affected Software

3 affected components
D-Link DWR-M960
All of the following
Dlink Dwr-m960 Firmware=1.01.07
Dlink Dwr-m960=b1

Event History

Feb 20, 2026
CVE Published
via MITRE·09:02 PM
Data Sourced
via MITRE·09:02 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·09:19 PM
DescriptionSeverityWeaknessAffected Software
Jan 24, 58126
Event
via FIRST·01:12 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-2026-2857?

CVE-2026-2857 is classified as a critical vulnerability due to its potential for remote exploitation via a stack-based buffer overflow.

2

How do I fix CVE-2026-2857?

To mitigate CVE-2026-2857, update the D-Link DWR-M960 to the latest firmware version provided by D-Link.

3

What components are affected by CVE-2026-2857?

CVE-2026-2857 affects the Port Forwarding Configuration Endpoint within the D-Link DWR-M960 version 1.01.07.

4

Can CVE-2026-2857 be exploited remotely?

Yes, CVE-2026-2857 can be exploited remotely, allowing attackers to execute arbitrary code.

5

What is the impact of CVE-2026-2857?

The impact of CVE-2026-2857 may include unauthorized access to the affected device, data manipulation, or service disruption.

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