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CVE-2026-14193— DVP80ES300T - Improper Validation of Array Index Vulnerability

Quick assessment

Affected
deltaww DVP80ES300T
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Delta Electronics DVP80ES300T是中国Delta Electronics公司的一款可编程逻辑控制器。 Delta Electronics DVP80ES300T 1.08及之前版本存在输入验证错误漏洞，该漏洞源于数组索引验证不当，可能导致拒绝服务攻击。

CVSS 7.5 · High EPSS 0.46% · P38

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 1

VendorProduct Version RangeStatus
deltaww DVP80ES300T ≤ 1.08 affected
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I. Basic Information for CVE-2026-14193

Vulnerability Information
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Vulnerability Title
DVP80ES300T - Improper Validation of Array Index Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
DVP80ES300T with Improper Validation of Array Index Vulnerability
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
对数组索引的验证不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Delta Electronics DVP80ES300T 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Delta Electronics DVP80ES300T是中国Delta Electronics公司的一款可编程逻辑控制器。 Delta Electronics DVP80ES300T 1.08及之前版本存在输入验证错误漏洞，该漏洞源于数组索引验证不当，可能导致拒绝服务攻击。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
deltaww DVP80ES300T 0 ~ 1.08 -

II. Public POCs for CVE-2026-14193

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2026-14193

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Other References for CVE-2026-14193 (1)

Same Patch Batch · deltaww · 2026-07-01 · 5 CVEs total

CVE-2026-12575 7.5 HIGH DVP80ES3 Improper Resource Shutdown or Release Vulnerability
CVE-2026-12576 7.5 HIGH DVP80ES3 Improper Enforcement of Message Integrity During Transmission in a Communication
CVE-2026-12579 7.4 HIGH AS228T - Authentication Bypass Vulnerability
CVE-2026-12577 DVP80ES3 Improperly Implemented Security Check for Standard vulnerability

IV. Related Vulnerabilities

Same vendor: deltaww
Same weakness: CWE-129

V. Comments for CVE-2026-14193

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