CVE-2026-7288 D-Link DIR-825M formVpnConfigSetup sub_4151FC buffer overflow

High 8.7 Published 28 Apr 2026 Updated 29 Apr 2026

Remote attackers can trigger a buffer overflow in the VPN configuration interface of D-Link DIR-825M routers, potentially leading to code execution or service disruption.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2026-7288?

CVE-2026-7288 is a high-severity memory corruption vulnerability in D-Link DIR-825M, published on 28 Apr 2026. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

A vulnerability has been found in D-Link DIR-825M 1.1.12. This vulnerability affects the function sub_4151FC of the file /boafrm/formVpnConfigSetup. The manipulation of the argument submit-url leads to buffer overflow. Remote exploitation of the attack is possible. The exploit has been disclosed to the public and may be used.

Weakness: CWE-120, CWE-119

Which versions are affected by CVE-2026-7288?

It affects 1 product.

Products include Dlink Dir-825m Firmware.

How do I fix CVE-2026-7288?

No fix has been published for CVE-2026-7288 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2026-7288 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-7288 exists.

Sources

Also known as GHSA-5w4g-6h9q-8fwc.