What is CVE-2026-30652?

CVE-2026-30652 is a high-severity vulnerability in Vivotek Fd8136, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 8.8/10. Published 2026-06-02.

How severe is CVE-2026-30652?

High severity. CVSS v3 base score is 8.8 out of 10.

Buffer overflow in Vivotek Fd8136

CVE-2026-30652

A remote buffer overflow vulnerability exists in the /cgi-bin/dido/setdo.cgi endpoint of the admin interface of Vivotek FD8136 cameras running firmware version FD8136-VVTK-0300a. This flaw allows an authenticated attacker to execute arbitr…

Vulnerability class: Buffer Overflow

EPSS: 0.002 (40.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Vivotek Fd8136
Vivotek Fd8136_firmware — versions 0300a
N/a — versions n/a

Weakness classification (CWE)

CWE-120 — Buffer Copy without Checking Size of Input (Classic Buffer Overflow)

References

cve@mitre.org (Product)
cve@mitre.org (Third Party Advisory)

Frequently asked questions

What is CVE-2026-30652?: CVE-2026-30652 is a high-severity vulnerability in Vivotek Fd8136, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 8.8/10. Published 2026-06-02.
How severe is CVE-2026-30652?: High severity. CVSS v3 base score is 8.8 out of 10.