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Authentication Bypass Leading to Unauthorized Network Access in HPE Networking Instant ON API Endpoint

Type: advisorySource: Official CVE List1 source record

An authentication bypass vulnerability in the API endpoint of HPE Networking Instant ON could allow an unauthenticated remote attacker to bypass network access controls if certain preconditions outside of the attacker's control are met. Successful exploitation could allow an attacker to obtain unauthorized access to restricted networks.

Announced Source revision 1
Original source ↗

CVE-2026-76726

Primary source · Revision 1

Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.

Security context

Source reference: cve:CVE-2026-76726

Instant ON

Source reference: /containers/cna/affected/0/product

Affected versions
Not stated in this record
Fixed versions
Not stated in this record
Prerequisites
Not stated in this record

Structured affected-version data

Original package identities and version rules from this source.

[
  {
    "vendor": "Hewlett Packard Enterprise (HPE)",
    "product": "Instant ON",
    "versions": [
      {
        "status": "affected",
        "version": "0.0.0.0",
        "versionType": "semver",
        "lessThanOrEqual": "3.4.1.0"
      }
    ],
    "defaultStatus": "affected"
  }
]
Related CVEs
CVE-2026-76726

Source reference: /cveMetadata/cveId

Publisher severity

high

Source reference: /containers/cna/metrics

Event
#5062 · Revision 1
Added to Heist Feed
Publisher date
Read the original announcement