CVE-2026-3630 - Vulnerability Details - OpenCVE

Delta Electronics COMMGR2 has

Stack-based Buffer Overflow vulnerability.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00043.

Exploitation none

Automatable yes

Technical Impact total

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

DeltaWW

COMMGR2

unaffected

Version	Status	Constraints
`0`	affected	≤ 2.11.0

No data.

No data.

No data.

Project Subscriptions

Vendors	Products
Deltaww Subscribe	Commgr2 Subscribe

Advisories

No advisories yet.

Fixes

Solution

Please download and upgrade COMMGR2 to v2.11.1 or later.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://filecenter.deltaww.com/news/download/doc/Delta-PCSA-2026-00005_COMMGR%202%20Multiple%20Vulnerabilities%20(CVE-2026-3630,%20CVE-2026-3631).pdf

History

Mon, 09 Mar 2026 19:15:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

Mon, 09 Mar 2026 03:30:00 +0000

Type	Values Removed	Values Added
Description		Delta Electronics COMMGR2 has Stack-based Buffer Overflow vulnerability.
Title		Stack-based Buffer Overflow Vulnerability in COMMGR2
First Time appeared		Deltaww Deltaww commgr2
CPEs		cpe:2.3:a:deltaww:commgr2:::windows:::::*
Vendors & Products		Deltaww Deltaww commgr2
References		https://filecenter.deltaww.com/news/download/doc/Delta-PCSA-2026-00005_COMMGR%202%20Multiple%20Vulnerabilities%20(CVE-2026-3630,%20CVE-2026-3631).pdf
Metrics		cvssV3_1 `{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}`

Projects

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MITRE

Status: PUBLISHED

Assigner: Deltaww

Published: 2026-03-09T02:49:40.162Z

Updated: 2026-03-09T18:27:58.403Z

Reserved: 2026-03-06T06:46:14.151Z

Link: CVE-2026-3630

Vulnrichment

Updated: 2026-03-09T18:27:54.248Z

NVD

Status : Awaiting Analysis

Published: 2026-03-09T04:15:58.373

Modified: 2026-03-09T13:35:07.393

Link: CVE-2026-3630

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

No weakness.

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