CVE-2025-51451: Critical severity TOTOLINK EX1200T vulnerability

Published Aug 13, 2025
·
Updated

In TOTOLINK EX1200T firmware 4.1.2cu.5215, an attacker can bypass login by sending a specific request through formLoginAuth.htm.

Affected Software

3 affected components
TOTOLINK EX1200T
All of the following
TOTOLINK EX1200T firmware=4.1.2cu.5215
TOTOLINK EX1200T

Event History

Aug 13, 2025
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
Description
Data Sourced
via NVD·05:15 PM
DescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2025-51451?

CVE-2025-51451 has a critical severity level due to its potential to allow unauthorized access to the device.

2

How do I fix CVE-2025-51451?

To mitigate CVE-2025-51451, update the TOTOLINK EX1200T firmware to a version that addresses this vulnerability.

3

What type of attack does CVE-2025-51451 enable?

CVE-2025-51451 enables an attacker to bypass the login security mechanism of the TOTOLINK EX1200T.

4

Which firmware versions are affected by CVE-2025-51451?

CVE-2025-51451 affects the TOTOLINK EX1200T firmware version 4.1.2cu.5215.

5

Is there a known exploit for CVE-2025-51451?

Yes, there is a known exploit that allows attackers to send a specific request to bypass login on the affected device.

Contact

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