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Industrial CVE-2026-3630

CRITICAL
Out-of-bounds Write (CWE-787)
2026-03-09 759f5e80-c8e1-4224-bead-956d7b33c98b
9.8
CVSS 3.1 · NVD
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Severity by source

NVD PRIMARY
9.8 CRITICAL
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

2
Analysis Generated
Mar 12, 2026 - 21:56 vuln.today
CVE Published
Mar 09, 2026 - 04:15 nvd
CRITICAL 9.8

DescriptionCVE.org

Delta Electronics COMMGR2 has

Stack-based Buffer Overflow vulnerability.

AnalysisAI

Stack-based buffer overflow in Delta Electronics COMMGR2 communication management software. ICS vulnerability enabling remote code execution on industrial communication gateways.

Technical ContextAI

CWE-787 in industrial communication management software. Delta Electronics products are widely used in manufacturing and building automation.

RemediationAI

Apply Delta Electronics security patch. Isolate ICS communication systems.

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CVE-2026-3630 vulnerability details – vuln.today

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