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9.3
CVE-2026-94089: D-Link DIR-868L remote code execution via login page
CVE-2026-94089 · published 19 days ago
Summary
The DIR-868L router’s login handling script can be tricked into overflowing its memory when a specially crafted username or password is sent. This flaw lets an attacker run their own code on the device from anywhere on the internet. Update the router firmware to the latest version or disable remote access until it is patched.
What to do
The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.
Affected software
| Vendor | Product | Affected versions |
|---|---|---|
| d-link | dir-868l | 2.01b05 |
Original advisory text
D-Link DIR-868L Authentication webfa_authentication.cgi strcpy stack-based overflow
A vulnerability was determined in D-Link DIR-868L 2.01b05. This issue affects the function strcpy of the file /webfa_authentication.cgi of the component Authentication Handler. Executing a manipulation of the argument id/password can lead to stack-based buffer overflow. The attack can be executed remotely. The exploit has been publicly disclosed and may be utilized.
Internet-facing
3 days
Internal
60 days
- Not known to be exploited
- Can be exploited automatically
- Gives an attacker full control
Type
CWE-119Buffer Overflow
CWE-121Stack-based Buffer Overflow
Timeline
Published20 Sep 2026
Updated7 Oct 2026
First seen20 Sep 2026
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