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NTAP-20260722-0001 — CVE-2026-22049 WebAuthn MFA Bypass Vulnerability in ONTAP 9

Published 2026-07-22 · Updated 2026-07-22 · Status: Final · Exploitation: Public · Severity: HIGH 8.8 · ONTAP affected: Yes

Official advisory: NTAP-20260722-0001 on security.netapp.com ↗. Affected versions, fixed releases, and workarounds live there — this page is a summary.

Product family: ONTAP | ONTAP-relevant | highest CVSS: 8.8

CVEs in this advisory

CVE-2026-22049 — HIGH · CVSS 8.8 · site index

What the CVE records say

CVE-2026-22049 — ONTAP versions 9.16.1 and higher with WebAuthn multi-factor authentication (MFA) configured are susceptible to a vulnerability related to the Relying Party ID which when successfully exploited could allow an attacker with valid credentials to bypass MFA.

Impact

Successful exploitation of this vulnerability could lead to disclosure of sensitive information, addition or modification of data, Denial of Service (DoS).

Affected products

ONTAP 9

Official fixes

ONTAP 9 — vendor fix ↗

What to do

Check the affected products listed above against the official advisory's affected-versions table — that is where the exact ONTAP 9 release, ONTAP tool, or management product versions are named.
If affected and a fixed release exists, plan the upgrade — see the ONTAP upgrade runbook.
If exploitation is listed as "active", treat remediation as urgent and review exposure (management LIFs, ONTAP S3, SnapMirror endpoints).
Harden in parallel: security hardening baseline and ransomware protection on ONTAP.