CVE-2026-3631Disclosure(deltaww / commgr2)

LOWCVSS 7.5 · HIGH

Signal is active with 1 mentions in latest observed window

Immediate actions

Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

NVD description

Delta Electronics COMMGR2 has Buffer Over-read DoS vulnerability.

deltaww CVEs Back to dashboard

0.0/ 10 priority

Sources & remediation

Vendor / third-party advisories

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

Weakness type (CWE)

CWE-125

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

NONE

Momentum

STABLE

Are you affected?

If you run products in this scope, you should treat this CVE as relevant to your environment.

commgr2

Threat summary

5 mentions across 4 observed days
Momentum state: stable

What's happening

Technical details provided in 4 signals
Disclosure: 4 classified signals
General: 1 classified signal
Peaked 3d ago at 2 mentions (2026-03-09); latest day: 1
5 total mentions across 4 days

Affected systems

Vendors

deltaww

Products

commgr2

Deep dive

Activity timeline5 mentions / 4d

Signal classification2 categories

Disclosure

480.0%

General

120.0%

Referenced assets3 URLs

By indicator

Classification over time

Date	Total	Labels

2026-03-09	2	Disclosure2
2026-03-10	1	General1
2026-03-12	1	Disclosure1
2026-03-13	1	Disclosure1

Full discourse5 posts

CRAC Learning - Tech@cracbot209d
Disclosure
CVE-2026-3631 (CVSS:7.5, HIGH) is Analyzed. Delta Electronics COMMGR2 has Buffer Over-read DoS vulnerability...https://nvd.nist.gov/vuln/detail/CVE-2026-3631 #cybersecurityawareness #cybersecurity #CVE #infosec #hacker #nvd #mitre
Post summary
The tweet announces a high‑severity buffer over‑read denial‑of‑service vulnerability in Delta Electronics COMMGR2 for CVE‑2026‑3631, linking to its NVD entry.
0000027
172 followersView on X
CRAC Learning - Tech@cracbot210d
Disclosure
CVE-2026-3631 (CVSS:7.5, HIGH) is Analyzed. Delta Electronics COMMGR2 has Buffer Over-read DoS vulnerability...https://nvd.nist.gov/vuln/detail/CVE-2026-3631 #cybersecurityawareness #cybersecurity #CVE #infosec #hacker #nvd #mitre
Post summary
Delta Electronics COMMGR2 is impacted by CVE-2026-3631, a buffer over-read DoS vulnerability rated CVSS 7.5, with no proof‑of‑concept, active exploitation, or patch information currently detailed.
0000020
172 followersView on X
CVEarity@CVEarity212d
General
⚡ New CVE Alert: CVE-2026-3631 📊 Severity: 7.5 🚨 Risk Level: High 🧩 Affects: Multiple / Unspecified Products Reference: https://nvd.nist.gov/vuln/detail/CVE-2026-3631 #CVE-2026-3631 #CVE #High #CyberSecurity #InfoSec https://t.co/i0WPKh33TK
Post summary
The tweet merely announces CVE‑2026‑3631 with a severity rating of 7.5 and provides no additional technical, exploit, or remediation details.
0000019
92 followersView on X
Infoflowcloud@infoflowcloud213d
Disclosure
🚨*CVE* CVE-2026-3631 Delta Electronics COMMGR2 has Buffer Over-read DoS vulnerability. https://www.cve.org/CVERecord?id=CVE-2026-3631 ----- Traducción: CVE-2026-3631 Delta Electronics COMMGR2 tiene una vulnerabilidad de desborde de búfer que provoca DoS. … http://infoflow.cloud`
Post summary
The post announces CVE-2026-3631, noting it as a buffer over-read denial‑of‑service vulnerability in Delta Electronics COMMGR2, with links to the CVE entry for reference.
0000029
56 followersView on X
CVE@CVEnew213d
Disclosure
CVE-2026-3631 Delta Electronics COMMGR2 has Buffer Over-read DoS vulnerability. https://www.cve.org/CVERecord?id=CVE-2026-3631
Post summary
The text announces a Buffer Over‑read DoS vulnerability (CVE‑2026‑3631) in Delta Electronics COMMGR2, without providing proof‑of‑concept, exploit code, or mitigation details.
00000142
56.6K followersView on X

CPE platform detail1 entries

Part:

Vendor:

Product:

Version:

Target SW:

Target HW:

1 of 1 entries

Part	Vendor	Product	Version	Target SW	Target HW
App	deltaww	commgr2	-	-	-

Explore more

Back to dashboard deltaww CVEs commgr2 vulnerabilities

What researchers are saying

CVE-2026-3631

CRAC Learning - Tech@cracbotDisclosure

The tweet announces a high‑severity buffer over‑read denial‑of‑service vulnerability in Delta Electronics COMMGR2 for CVE‑2026‑3631, linking to its NVD entry.

CRAC Learning - Tech@cracbotDisclosure

Delta Electronics COMMGR2 is impacted by CVE-2026-3631, a buffer over-read DoS vulnerability rated CVSS 7.5, with no proof‑of‑concept, active exploitation, or patch information currently detailed.

CVEarity@CVEarityGeneral

The tweet merely announces CVE‑2026‑3631 with a severity rating of 7.5 and provides no additional technical, exploit, or remediation details.

Infoflowcloud@infoflowcloudDisclosure

The post announces CVE-2026-3631, noting it as a buffer over-read denial‑of‑service vulnerability in Delta Electronics COMMGR2, with links to the CVE entry for reference.

CVE@CVEnewDisclosure

The text announces a Buffer Over‑read DoS vulnerability (CVE‑2026‑3631) in Delta Electronics COMMGR2, without providing proof‑of‑concept, exploit code, or mitigation details.