High (8.2) in ztehome c520v21 firmware. EPSS 0.9% chance of exploitation in the next 30 days.
authentication issues vulnerability, which exists in V2.1.14 and below versions of C520V21 smart camera devices. An attacker can automatically obtain access to web services from the authorized browser of the same computer and perform operations.
Severity
CVSS 3.1
8.2 high
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N
EPSS
0.9% chance of exploitation in the next 30 days; higher than 60% of CVEs (scores of 2026-10-31)