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Vulnerability · Published Sep 29, 2026 · Assigned by hpe

CVE-2026-76734Unauthenticated Memory Corruption Vulnerability leads to Denial-of-Service in HPE Networking Instant On

Medium 4.8

In plain English

A medium-severity memory corruption in Instant ON from Hewlett Packard Enterprise (HPE). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 21% of all known vulnerabilities).

Severity (CVSS 3.1)4.8Medium
Exploit odds (30 days)0.3%top 78.6% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

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.

Affected products (as reported)

VendorProductVersions
Hewlett Packard Enterprise (HPE) Instant ON 0.0.0.0 – through 3.4.1.0

Weakness: CWE-119 · Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:L

References