CVE-2026-51597

Critical severity, CVSS 9.1. EPSS: 0.5% chance of exploitation in the next 30 days.

MERCURY MIPC252W IP camera v1.0.5 Build 230306 Rel.79931n does not implement nonce expiration in RTSP Digest authentication. An adjacent network attacker can capture a legitimate authentication exchange and replay the nonce and response values in a new connection to bypass authentication without knowledge of the device credentials, gaining unauthorized access to the live video stream.

Published 2026-07-09. Last modified 2026-07-10.