CVE-2026-12819

Critical

Description

Delta Electronics DVP12SE PLC exposes a Modbus TCP service over a specified port without authentication or access control, permitting unauthenticated interaction with security-sensitive PLC functions.

SeverityCritical

CVSS9.3

Exploit probability—

ProductDVP-12SE

PublishedJun 30, 2026

First seenJun 30, 2026

Weakness typeCWE-306Missing authentication for critical function

How to fix

Sources list no fixed version or patch link for this vulnerability.

Affected products

Product	Affected versions	Fixed in
deltaww DVP-12SE	No range specified	—

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