Buffer Over-read DoS Vulnerability in Delta Electronics COMMGR2
CVE-2026-3631

7.5HIGH

Key Information:

Vendor

Deltaww

Status
Vendor
CVE Published:
9 March 2026

What is CVE-2026-3631?

The buffer over-read denial of service vulnerability in Delta Electronics' COMMGR2 can be exploited to access memory beyond the intended limits. This flaw allows an attacker to manipulate memory handling, potentially leading to unexpected system behavior and service interruptions. Organizations utilizing COMMGR2 should take action to mitigate this risk and ensure the integrity of their systems.

Affected Version(s)

COMMGR2 Windows 0 <= 2.11.0

References

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Tenable
.