CVE-2026-3630
Stack-based Buffer Overflow Vulnerability in COMMGR2
Delta Electronics COMMGR2 has
Stack-based Buffer Overflow vulnerability.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Stack-based Buffer Overflow Vulnerability in COMMGR2
Delta Electronics COMMGR2 has
Stack-based Buffer Overflow vulnerability.
- Record
CVE-2026-3630- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
EUVDEUVD-2026-10286
Delta Electronics COMMGR2 has
Stack-based Buffer Overflow vulnerability.
- Record
EUVD-2026-10286- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-642c-46j5-rhcm
Delta Electronics COMMGR2 has Stack-based Buffer Overflow vulnerability.
Delta Electronics COMMGR2 has
Stack-based Buffer Overflow vulnerability.
- Record
GHSA-642c-46j5-rhcm- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-787
- Updated
- 2026-11-02
NVD
Delta Electronics COMMGR2 has
Stack-based Buffer Overflow vulnerability.
- Record
CVE-2026-3630- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-787
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-3630 is a critical vulnerability (CVSS 9.8) in Deltaww Commgr2, published March 9, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.96%, the 61st percentile. No source names a fixed version.