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NTAP-20260417-0016 — CVE-2026-28386 OpenSSL Vulnerability in NetApp Products
Published 2026-04-17 · Updated 2026-08-05 · Status: Interim · Exploitation: Public · Severity: not scored · ONTAP affected: Yes
Official advisory: NTAP-20260417-0016 on security.netapp.com ↗. Affected versions, fixed releases, and workarounds live there — this page is a summary.
Product family: SolidFire / NetApp HCI · ONTAP · Other NetApp products · NetApp Console / BlueXP · SnapCenter | ONTAP-relevant
CVEs in this advisory
Impact
Successful exploitation of this vulnerability could lead to Denial of Service (DoS).
Affected products
- NetApp HCI Baseboard Management Controller (BMC) - H610S
- Cloud Volumes ONTAP Mediator
- Global File Cache
- NetApp Console Agent OVA
- NetApp SMI-S Provider
- NetApp SolidFire & HCI Management Node
- NetApp SolidFire & HCI Storage Node (Element Software)
- NetApp XCP NFS
- NetApp XCP SMB
- ONTAP tools for VMware vSphere 10
- SnapCenter Plug-in for VMware vSphere
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