What is CVE-2026-30769?

CVE-2026-30769 is a high-severity vulnerability in Entechtaiwan Tvicport, classified under Improper Input Validation. CVSS score: 7.8/10. Published 2026-04-29.

How severe is CVE-2026-30769?

High severity. CVSS v3 base score is 7.8 out of 10.

Privilege escalation in Entechtaiwan Tvicport

CVE-2026-30769

An issue in the TVicPort64.sys component of EnTech Taiwan TVicPort Product v4.0, File v5.2.1.0 allows attackers to escalate privileges via sending crafted IOCTL 0x80002008 requests.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.000 (1.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Entechtaiwan Tvicport — versions 5.2.1.0
N/a — versions n/a

Weakness classification (CWE)

CWE-20 — Improper Input Validation
CWE-269 — Improper Privilege Management

References

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

Frequently asked questions

What is CVE-2026-30769?: CVE-2026-30769 is a high-severity vulnerability in Entechtaiwan Tvicport, classified under Improper Input Validation. CVSS score: 7.8/10. Published 2026-04-29.
How severe is CVE-2026-30769?: High severity. CVSS v3 base score is 7.8 out of 10.