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NTAP-20260828-0003 — CVE-2026-59871 Tar Vulnerability in NetApp Products
Published 2026-08-28 · Updated 2026-08-28 · Status: Interim · Exploitation: Public · Severity: not scored · ONTAP affected: Yes
Official advisory: NTAP-20260828-0003 on security.netapp.com ↗. Affected versions, fixed releases, and workarounds live there — this page is a summary.
Product family: SolidFire / NetApp HCI · Active IQ Unified Manager · NetApp Console / BlueXP · ONTAP · Other NetApp products · 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
- Active IQ Config Advisor
- Active IQ OneCollect
- NetApp Console Agent Container (cbs_catalog)
- NetApp Console Agent Container (docker_occm)
- NetApp Console Agent Container (ontap-proxy)
- NetApp Console Agent Container (tiering)
- NetApp XCP NFS
- NetApp XCP SMB
- 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