What is the CVSS score of CVE-2026-30769?

CVE-2026-30769 has a CVSS 3.1 base score of 7.8 (High). CVSS vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.0%.

Which versions of TVicPort are affected by CVE-2026-30769?

EnTech Taiwan TVicPort driver (v5.2.1.0 and earlier) contains a local privilege escalation vulnerability allowing authenticated users to gain system-level access through malicious I/O control…

TVicPort CVE-2026-30769

EUVD-2026-26240 HIGH

Improper Input Validation (CWE-20)

2026-04-29 cve@mitre.org

Privilege Escalation

7.8

CVSS 3.1

CVSS VectorNVD

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

Analysis Generated

Apr 29, 2026 - 21:22 vuln.today

CVSS changed

Apr 29, 2026 - 21:22 NVD

7.8 (None) 7.8 (HIGH)

EUVD ID Assigned

Apr 29, 2026 - 16:22 euvd

EUVD-2026-26240

Analysis Generated

Apr 29, 2026 - 16:22 vuln.today

CVE Published

Apr 29, 2026 - 16:16 nvd

HIGH 7.8

DescriptionNVD

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.

AnalysisAI

Local privilege escalation in EnTech Taiwan TVicPort v4.0 (driver v5.2.1.0) allows authenticated low-privileged users to gain SYSTEM privileges via crafted IOCTL 0x80002008 requests to the TVicPort64.sys kernel driver. The vulnerability stems from improper input validation (CWE-20) in IOCTL handling. …

RemediationAI

Within 24 hours: Inventory all systems running EnTech Taiwan TVicPort driver v5.2.1.0 and earlier; restrict driver access via DACL modifications to admin-only accounts if operationally feasible. Within 7 days: Contact EnTech Taiwan support to confirm patch timeline; evaluate driver necessity and consider replacement with alternative I/O port access solutions or disable the driver if not mission-critical. …

Analysis

Detailed AI-generated intelligence summary covering attack vector, impact assessment, affected versions, remediation steps, and indicators of compromise.

POChttps://••••••••••.com/exploit

PATCHhttps://••••••••••.com/patch

ADVISORYhttps://••••••••••.com/advisory

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CVE-2026-30769 vulnerability details – vuln.today

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TVicPort CVE-2026-30769

CVSS VectorNVD

Lifecycle Timeline

DescriptionNVD

AnalysisAI

RemediationAI

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External POC / Exploit Code