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CWE

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CVE-2025-6916

Published: Jun 30, 2025

Modified: Jun 30, 2025

PUBLISHED

CVSS v3.1

8.8

HIGH

Description

A vulnerability, which was classified as critical, was found in TOTOLINK T6 4.1.5cu.748_B20211015. This affects the function Form_Login 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.

Vendor	Product	Versions
TOTOLINK	T6	affected `4.1.5cu.748_B20211015`

Weaknesses (CWE)

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:W/RC:R

Attack Vector

Adjacent

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

References

VDB-314409 | TOTOLINK T6 formLoginAuth.htm Form_Login missing authentication

vdb-entry

technical-description

VDB-314409 | CTI Indicators (IOB, IOC, IOA)

signature

permissions-required

Submit #605101 | TOTOLINK T6 V4.1.5cu.748_B20211015 Authorization Bypass Through User-Controlled Key

third-party-advisory

https://github.com/c0nyy/IoT_vuln/blob/main/TOTOLINK%20T6%20Vuln.md

exploit

https://www.totolink.net/

product

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