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CVE-2026-12577— DVP80ES3 Improperly Implemented Security Check for Standard vulnerability

Quick assessment

Affected
deltaww DVP80ES3
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 DVP80ES3是中国Delta Electronics公司的一款可编程逻辑控制器。 Delta Electronics DVP80ES3 1.08.10及之前版本存在处理逻辑错误漏洞，该漏洞源于安全检查实现不当，可能导致拒绝服务攻击。

AI Predicted 7.5 Difficulty: Hard EPSS 0.43% · P35

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 1

VendorProduct Version RangeStatus
deltaww DVP80ES3 ≤ 1.08.10 affected
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I. Basic Information for CVE-2026-12577

Vulnerability Information
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Vulnerability Title
DVP80ES3 Improperly Implemented Security Check for Standard vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
DVP80ES3 with Improperly Implemented Security Check for Standard vulnerability.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
不恰当实现的标准安全检查
Source: CVE Program / CVE List V5
Vulnerability Title
Delta Electronics DVP80ES3 处理逻辑错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Delta Electronics DVP80ES3是中国Delta Electronics公司的一款可编程逻辑控制器。 Delta Electronics DVP80ES3 1.08.10及之前版本存在处理逻辑错误漏洞，该漏洞源于安全检查实现不当，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 DVP80ES3 0 ~ 1.08.10 -

II. Public POCs for CVE-2026-12577

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2026-12577

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Other References for CVE-2026-12577 (1)

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

CVE-2026-14193 7.5 HIGH DVP80ES300T - Improper Validation of Array Index Vulnerability
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

IV. Related Vulnerabilities

Same product: DVP80ES3
Same vendor: deltaww
Same weakness: CWE-358

V. Comments for CVE-2026-12577

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