CVE-2025-6916: TOTOLINK T6 formLoginAuth.htm Form_Login missing authentication

Published Jun 30, 2025
·
Updated

A vulnerability, which was classified as critical, was found in TOTOLINK T6 4.1.5cu.748B20211015. This affects the function FormLogin of the file /formLoginAuth.htm. The manipulation of the argument authCode/goURL leads to missing authentication. The attack needs to be initiated within the local network. The exploit has been disclosed to the public and may be used.

Affected Software

3 affected components
TOTOLINK T6
All of the following
TOTOLINK T6 Firmware=v4.1.5cu.748_b20211015
TOTOLINK T6

Event History

Jun 30, 2025
CVE Published
via MITRE·05:02 PM
Data Sourced
via MITRE·05:02 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·05:15 PM
DescriptionSeverityWeaknessAffected Software
Jun 11, 58473
Event
via NVD·05:28 PM
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Frequently Asked Questions

1

What is the severity of CVE-2025-6916?

CVE-2025-6916 is classified as a critical vulnerability.

2

How do I fix CVE-2025-6916?

To fix CVE-2025-6916, update the TOTOLINK T6 to the latest version provided by the manufacturer.

3

What specific function is affected by CVE-2025-6916?

The vulnerability affects the Form_Login function in the /formLoginAuth.htm file.

4

What kind of attack can exploit CVE-2025-6916?

CVE-2025-6916 can be exploited through missing authentication by manipulating the authCode/goURL arguments.

5

Which devices are affected by CVE-2025-6916?

The affected device for CVE-2025-6916 is the TOTOLINK T6.

Contact

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