Auth bypass in Anviz Cx2 Lite Firmware

CVE-2026-35546

Anviz CX2 Lite and CX7 are vulnerable to unauthenticated firmware uploads. This causes crafted archives to be accepted, enabling attackers to plant and execute code and obtain a reverse shell.

Vulnerability class: Broken Authentication

EPSS: 0.001 (22.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-35546?
CVE-2026-35546 is a critical-severity vulnerability in Anviz Cx2 Lite Firmware, classified under Missing Authentication for Critical Function. CVSS score: 9.8/10. Published 2026-04-17.
How severe is CVE-2026-35546?
Critical severity. CVSS v3 base score is 9.8 out of 10.