CVE-2026-76734

MEDIUM 4.8

Unauthenticated Memory Corruption Vulnerability leads to Denial-of-Service in HPE Networking Instant On

CVSS Score

4.8

EPSS Score

0.0%

EPSS Percentile

0th

A memory corruption vulnerability in the affected interface of HPE Networking Instant On could allow an unauthenticated remote attacker to conduct a denial of service attack. Successful exploitation could allow an attacker to interrupt the normal operation of the affected service and to access some limited information within the affected component.

Vendor	hewlett packard enterprise (hpe)
Product	instant on
Published	Sep 29, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:L

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

Low

Affected Versions

Hewlett Packard Enterprise (HPE) / Instant ON

0.0.0.0 ≤ 3.4.1.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗

support.hpe.com: https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbnw05150en_us&docLocale=en_US

Credits

🔍 Internal security research (HPE Networking).