CVE-2025-66635 HIGH

CVE-2025-66635

Vendor Seiko Epson Corporation
Product Web Config
Weakness CWE-121
Published December 16, 2025
Last update December 22, 2025

CVSS base score

7.2/10
Attack vector Network
Attack complexity Low
Privileges required High
User interaction None
Confidentiality High
Integrity High

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

What the vulnerability does

01Description

Stack-based buffer overflow vulnerability exists in SEIKO EPSON Web Config. Specially crafted data input by a logged-in user may execute arbitrary code. As for the details of the affected products and versions, see the information provided by the vendor under [References].

Key dates

02Disclosure timeline

December 16, 2025 CVE published
December 22, 2025 Record updated