CVE-2025-51451 — CRITICAL (9.8)

Vulnerability Description

In TOTOLINK EX1200T firmware 4.1.2cu.5215, an attacker can bypass login by sending a specific request through formLoginAuth.htm.

CVSS Score

9.8

CRITICAL

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Totolink	Ex1200T Firmware	4.1.2cu.5215
Totolink	Ex1200T	-

Related Weaknesses (CWE)

CWE-287

References

http://n200re.comBroken Link
https://gist.github.com/lin-3-start/e42344d5caea881e5429fdd40fad1fd8Third Party Advisory
https://www.totolink.net/home/menu/detail/menu_listtpl/download/id/204/ids/36.htProduct

FAQ

What is CVE-2025-51451?

CVE-2025-51451 is a vulnerability with a CVSS score of 9.8 (CRITICAL). In TOTOLINK EX1200T firmware 4.1.2cu.5215, an attacker can bypass login by sending a specific request through formLoginAuth.htm.

How severe is CVE-2025-51451?

CVE-2025-51451 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2025-51451?

Check the references section above for vendor advisories and patch information. Affected products include: Totolink Ex1200T Firmware, Totolink Ex1200T.