CVE-2025-6916

7.4 highEPSS 0.9%

High (7.4) in totolink t6 firmware. EPSS 0.9% chance of exploitation in the next 30 days.

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.

Severity

CVSS 4.0

7.4 high

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

CVSS 3.1

8.8 high

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 0.9% chance of exploitation in the next 30 days; higher than 59% of CVEs (scores of 2026-10-31)
CWEs: CWE-287, CWE-306
Published: 2025-06-30
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

totolink:t6_firmware

References

https://github.com/c0nyy/IoT_vuln/blob/main/TOTOLINK%20T6%20Vuln.md
https://vuldb.com/?ctiid.314409
https://vuldb.com/?id.314409
https://vuldb.com/?submit.605101
https://www.totolink.net/

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