Monitor vulnerabilities like this one.
Sign up free to get alerted when software you use is affected.
7.5
Delta Electronics COMMGR2 Software Can Crash Under Certain Conditions
CVE-2026-3631
Summary
A bug in Delta Electronics' COMMGR2 software can cause it to crash or freeze if it receives specially crafted data. This could disrupt normal operation of the affected device, but it does not appear to allow unauthorized access to sensitive data. Delta Electronics has likely already fixed this issue in newer versions of the software.
What to do
No fix is available yet. Check with your software vendor for updates.
Affected software
| Vendor | Product | Affected versions | Fix available |
|---|---|---|---|
| deltaww | commgr2 | <= 2.11.1 | – |
Original title
Delta Electronics COMMGR2 has
Buffer Over-read DoS vulnerability.
Original description
Delta Electronics COMMGR2 has
Buffer Over-read DoS vulnerability.
Buffer Over-read DoS vulnerability.
nvd CVSS3.1
7.5
Vulnerability type
CWE-125
Out-of-bounds Read
Published: 9 Mar 2026 · Updated: 13 Mar 2026 · First seen: 9 Mar 2026