CVE-2025-51451

CRITICAL
Published Aug 13, 2025 Modified Sep 26, 2025 CWE-287

Description

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

CVSS v3.1 Score

9.8
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness Type (CWE)

CWE-287 Improper Authentication

Affected Products

Vendor Product
totolink ex1200t_firmware
totolink ex1200t

References

Frequently Asked Questions

What is CVE-2025-51451? +
In TOTOLINK EX1200T firmware 4.1.2cu.5215, an attacker can bypass login by sending a specific request through formLoginAuth.htm. It has a CVSS v3.1 base score of 9.8 (CRITICAL).
How severe is CVE-2025-51451? +
CVE-2025-51451 has a CVSS v3.1 score of 9.8 out of 10, rated CRITICAL. This is a critical vulnerability that should be patched immediately.
What products are affected by CVE-2025-51451? +
CVE-2025-51451 affects products from totolink, specifically: ex1200t, ex1200t_firmware. Check the affected products table above for specific version ranges.
How do I check if I'm vulnerable to CVE-2025-51451? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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