CVE-2025-6916

TOTOLINK T6 formLoginAuth.htm Form_Login missing authentication

Published Jun 30, 2025 CVSS 4.0 · 8.7 High EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2025-19554 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.
History
Type Values Removed Values Added
First Time appeared Totolink
Totolink t6
Totolink t6 Firmware
CPEs cpe:2.3:h:totolink:t6:-:*:*:*:*:*:*:*
cpe:2.3:o:totolink:t6_firmware:v4.1.5cu.748_b20211015:*:*:*:*:*:*:*
Vendors & Products Totolink
Totolink t6
Totolink t6 Firmware
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
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.
Title TOTOLINK T6 formLoginAuth.htm Form_Login missing authentication
Weaknesses CWE-287
CWE-306
References
Metrics cvssV2_0

{'score': 8.3, 'vector': 'AV:A/AC:L/Au:N/C:C/I:C/A:C/E:POC/RL:W/RC:UR'}

cvssV3_0

{'score': 8.8, 'vector': 'CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:W/RC:R'}

cvssV3_1

{'score': 8.8, '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'}

cvssV4_0

{'score': 8.7, 'vector': 'CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulDB
Published
Updated
Jun 30, 2025, 8:47 PM
Reserved
Jun 29, 2025, 12:16 PM
Status
Analyzed
Published
Jun 30, 2025, 5:15 PM
Modified
Jun 17, 2026, 10:02 AM