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NTAP-20260902-0004 — CVE-2026-18798 OpenSSL Vulnerability in NetApp Products
Published 2026-09-02 · Updated 2026-09-30 · Status: Interim · Exploitation: Public · Severity: not scored · ONTAP affected: Yes
Official advisory: NTAP-20260902-0004 on security.netapp.com ↗. Affected versions, fixed releases, and workarounds live there — this page is a summary.
Product family: Active IQ Unified Manager · Brocade SAN firmware · Other NetApp products · SolidFire / NetApp HCI · NetApp Console / BlueXP · ONTAP · SnapCenter | ONTAP-relevant
CVEs in this advisory
Impact
Successful exploitation of this vulnerability could lead to Denial of Service (DoS).
Affected products
- Active IQ Config Advisor
- Active IQ OneCollect
- Active IQ Unified Manager for Linux
- Active IQ Unified Manager for VMware vSphere
- Brocade Fabric Operating System Firmware
- Brocade SAN Navigator (SANnav)
- Global File Cache
- Management Services for Element Software and NetApp HCI
- NetApp Console Agent Container (alert-service-client)
- NetApp Console Agent Container (alertmanager)
- NetApp Console Agent Container (cadvisor)
- NetApp Console Agent Container (cbs)
References
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.
Related reading
- Common ONTAP problems (FAQ) — plain-language symptoms and fixes
- ONTAP security hardening — baseline lockdown guidance
- Ransomware protection on ONTAP — SnapLock, SnapMirror vaulting, Anomaly Detection
- ONTAP error messages index — EMS/WAFL/NFS/SnapMirror messages
- Every NetApp advisory published in 2026