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Hewlett Packard Enterprise Instant ON: authentication bypass

Medium6.5CVE-2026-76730 · Published Sep 29, 2026 · updated Sep 30, 2026

An authentication bypass vulnerability exists in the PAPI protocol of HPE Networking Instant ON APs that could allow an unauthenticated adjacent attacker to circumvent existing authentication controls. Successful exploitation could allow an attacker to circumvent certain existing authentication mechanisms and send unauthorized network traffic to the target device.

Affected versions

PackageAffectedFixed in
Instant ON
Product
>= 0.0.0.0, <= 3.4.1.0No fix yet
Details and references
CVSS 3.1
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Severity from
the vendor (its own CVE record or advisory)
Weakness
CWE-287

More Hewlett Packard Enterprise advisories

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Hewlett Packard Enterprise Instant ON: buffer overflow
Low3.3Sep 29
Hewlett Packard Enterprise Instant ON: path traversal
Low3.0Sep 29
Hewlett Packard Enterprise Instant ON: buffer overflow
Low2.7Sep 29
Hewlett Packard Enterprise Instant ON: memory corruption
Medium6.6Sep 29
Hewlett Packard Enterprise Instant ON: authentication bypass
Medium6.5Sep 29
Hewlett Packard Enterprise Instant ON: privilege escalation
Medium6.4Sep 29

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