CVE-2026-12819

CRITICAL

DVP-12SE Missing Authentication and Unauthorized Write access Vulnerability

Title source: cna

Exploitation Summary

EIP tracks 1 public exploit for CVE-2026-12819. PoCs published by HermesNA-1.

AI-analyzed exploit summary The repository contains an auto-generated stub module for CVE-2026-12819, an authentication bypass vulnerability in Delta Electronics DVP12SE PLC's Modbus TCP service. The code includes placeholder logic for probing the target but lacks actual exploit implementation for unauthenticated interaction with PLC functions.

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.

Exploits (1)

github STUB 1 stars

by HermesNA-1 · pythonpoc

https://github.com/HermesNA-1/SnakeSploit/tree/main/data/modules_generated/cve-2026-12819_delta_electronics_dvp12se.py

View Code ZIP pw:eip

The repository contains an auto-generated stub module for CVE-2026-12819, an authentication bypass vulnerability in Delta Electronics DVP12SE PLC's Modbus TCP service. The code includes placeholder logic for probing the target but lacks actual exploit implementation for unauthenticated interaction with PLC functions.

Classification

Stub 98%

Attack Type

Auth Bypass

Complexity

Moderate

Reliability

Theoretical

Target: Delta Electronics DVP12SE PLC

No auth needed

Prerequisites: Network access to the PLC's Modbus TCP port · Knowledge of Modbus protocol commands for the target device

MITRE ATT&CK

T1190 - Exploit Public-Facing Application T1078 - Valid Accounts

mistral-large-3 · analyzed Jul 09, 2026 Full analysis →

References (1)

Core 1

Core References

https://filecenter.deltaww.com/news/download/doc/Delta-PCSA-2026-00011_DVP12SE%20Multiple%20Vulnerabilities%20(CVE-2026-12818,%20CVE-2026-12819)_v1.0.pdf

Scores

CVSS v4 9.3

EPSS 0.0031

EPSS Percentile 23.0%

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CISA SSVC

Vulnrichment

Exploitation none

Automatable yes

Technical Impact total

Details

CWE

CWE-306

Status published

Products (1)

deltaww/DVP-12SE

Published Jun 30, 2026

Tracked Since Jun 30, 2026