CVE-2025-9533: TOTOLINK T10 formLoginAuth.htm improper authentication

Published Aug 27, 2025
·
Updated

A vulnerability has been found in TOTOLINK T10 4.1.8cu.5241B20210927. Affected is an unknown function of the file /formLoginAuth.htm. The manipulation of the argument authCode with the input 1 leads to improper authentication. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.

Affected Software

3 affected components
TOTOLINK T10
All of the following
TOTOLINK T10 Firmware=4.1.8cu.5241_b20210927
TOTOLINK T10

Event History

Aug 27, 2025
CVE Published
via MITRE·02:32 PM
Data Sourced
via MITRE·02:32 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·03:15 PM
DescriptionSeverityWeaknessAffected Software
Feb 28, 57989
Event
via FIRST·08:24 AM
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Frequently Asked Questions

1

What is the severity of CVE-2025-9533?

CVE-2025-9533 is considered a critical vulnerability due to its potential for remote exploitation leading to improper authentication.

2

How do I fix CVE-2025-9533?

To fix CVE-2025-9533, ensure you update the TOTOLINK T10 firmware to the latest version provided by the vendor.

3

What are the potential impacts of CVE-2025-9533?

The potential impacts of CVE-2025-9533 include unauthorized access to the device and manipulation of sensitive information.

4

Who is affected by CVE-2025-9533?

CVE-2025-9533 affects users of the TOTOLINK T10 router model specifically running firmware version 4.1.8cu.5241_B20210927.

5

How does CVE-2025-9533 exploit the vulnerability?

CVE-2025-9533 exploits the vulnerability by manipulating the authCode argument in the file /formLoginAuth.htm, allowing for improper authentication.

Contact

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