CVE-2025-66177

—

CVSS 3.1

8.8 high

EPSS

<1%p25

Published

Jan 13, 2026 (Jan 13, 2026)

Modified

Jul 9, 2026

Description

There is a Buffer overflow Vulnerability in the device Search and Discovery feature of Hikvision NVR/DVR/CVR/IPC models. If exploited, an attacker on the same local area network (LAN) could cause the device to malfunction by sending specially crafted packets to an unpatched device.

Weakness: CWE-121
Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (0.3%)

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