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CVE-2026-76729

Authenticated Format String Vulnerability allows Memory Corruption in HPE Networking Instant ON API Endpoint

CVSS 3.1 6.6 MEDIUMCheck source for fixed versionsKEV status unknown

Original advisory

Historical advisory recorded 23 Oct 2026 15:48:27 UTC. Read the latest advisory.

cve-program · CVE-2026-76729

Published

A format string vulnerability in the API endpoint of HPE Networking Instant ON APs could allow an authenticated remote attacker with high privileges to cause memory corruption with a modified input. Successful exploitation could allow an attacker to provoke a denial-of-service condition or remote code execution in the affected system function.

Read the publisher's advisory

Affected versions, risk and source history

cve-program · CVE-2026-76729

Published

Instant ON

Vendor product

Publisher's version information

Shown as published. These rules are not interpreted as NuGet package version ranges.

{
                    "defaultStatus": "affected",
                    "product": "Instant ON",
                    "vendor": "Hewlett Packard Enterprise (HPE)",
                    "versions": [
                        {
                            "lessThanOrEqual": "3.4.1.0",
                            "status": "affected",
                            "version": "0.0.0.0",
                            "versionType": "semver"
                        }
                    ]
                }

Original source record · Cite this exact observation · Complete original publisher JSON