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HIGH

CVE-2025-5911

CVSS v3

8.8

HIGH

EPSS Score

1.1 %

exploit probability, as of 2026-09-25

CISA KEV

No

known exploited

Exploitation

—

SSVC status

Description

A vulnerability was found in TOTOLINK EX1200T up to 4.1.2cu.5232_B20210713 and classified as critical. Affected by this issue is some unknown functionality of the file /boafrm/formDMZ of the component HTTP POST Request Handler. The manipulation leads to buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.

Technical details

Published
2025-06-10
Last Modified
2025-06-16

Frequently asked questions

What is CVE-2025-5911?

A vulnerability was found in TOTOLINK EX1200T up to 4.1.2cu.5232_B20210713 and classified as critical. Affected by this issue is some unknown functionality of the file /boafrm/formDMZ of the component HTTP POST Request Handler. The manipulation leads to buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.

Is CVE-2025-5911 actively exploited?

Active exploitation of CVE-2025-5911 has not been confirmed. Its EPSS score was 1.1% on 2026-09-25, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2025-5911?

CVE-2025-5911 has a CVSS v3 base score of 8.8 (HIGH severity).

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