How severe is CVE-2026-30650?

CVE-2026-30650 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-30650 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-30650?

CVE-2026-30650 affects Vivotek Fd8136 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-30650?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2026-30650 have an EU (EUVD) identifier?

Yes. CVE-2026-30650 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-33967.

When was CVE-2026-30650 published?

CVE-2026-30650 was published on 2026-06-02 and last updated on 2026-07-05.

CVE-2026-30650

CVE-2026-30650 is a high-severity vulnerability in Vivotek Fd8136 Firmware with a CVSS 3.x base score of 8.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-120.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 1% (44th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-33967
Weakness: CWE-120
Affected product: Vivotek Fd8136 Firmware
Published: 2026-06-02
Last modified: 2026-07-05

Description

A post-authentication remote buffer overflow vulnerability exists in the /cgi-bin/admin/eventtask.cgi endpoint of the admin interface of Vivotek FD8136 cameras running firmware version FD8136-VVTK-0300a. This flaw allows an authenticated attacker to execute arbitrary code as root on the device remotely.

Frequently asked questions

What is CVE-2026-30650?: A post-authentication remote buffer overflow vulnerability exists in the /cgi-bin/admin/eventtask.cgi endpoint of the admin interface of Vivotek FD8136 cameras running firmware version FD8136-VVTK-0300a. This flaw allows an authenticated attacker to execute arbitrary code as root on the device remotely.
How severe is CVE-2026-30650?: CVE-2026-30650 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-30650 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-30650?: CVE-2026-30650 affects Vivotek Fd8136 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-30650?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2026-30650 have an EU (EUVD) identifier?: Yes. CVE-2026-30650 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-33967.
When was CVE-2026-30650 published?: CVE-2026-30650 was published on 2026-06-02 and last updated on 2026-07-05.

References

https://github.com/xchg-rax-rax/vulnerability-research/tree/main/CVE-2026-30650

EU advisories (EUVD)

http://vivotek.com

Affected products (1)

cpe:2.3:o:vivotek:fd8136_firmware:0300a:*:*:*:*:*:*:*

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CVE-2018-14496 — Critical (CVSS 9.8): Vivotek FD8136 devices allow remote memory corruption and remote code execution because of a stack-based buffer…
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