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NTAP-20261002-0011 — CVE-2026-73581 Apache Tomcat Vulnerability in NetApp Products

Published 2026-10-02 · Updated 2026-10-02 · Status: Interim · Exploitation: Public · Severity: MEDIUM 6.5 · ONTAP affected: Yes

Official advisory: NTAP-20261002-0011 on security.netapp.com ↗. Affected versions, fixed releases, and workarounds live there — this page is a summary.

Product family: Brocade SAN firmware · SolidFire / NetApp HCI · NetApp Console / BlueXP · ONTAP · SnapCenter | ONTAP-relevant | highest CVSS: 6.5

CVEs in this advisory

CVE-2026-73581 — MEDIUM · CVSS 6.5 · site index

What the CVE records say

CVE-2026-73581 — Improper Check for Certificate Revocation vulnerability in Apache Tomcat. Both the OpenSSL and OpenSSL-FFM TLS implementations ignore CRLs when certificate uses a keystore. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.25, from 10.1.0-M1 through 10.1.59, from 9.0.0-M1 through 9.0.121. The following versions were EOL at the time the CVE was created but are known to be affected: from 8.5.0 through 8.5.100. Other unsupported versions may also be affected. Users are recommended to upgrade to version 11.0.26, 10.1.59, 9.0.122, which fixes the issue.

Impact

Successful exploitation of this vulnerability could lead to disclosure of sensitive information or addition or modification of data.

Affected products

Brocade SAN Navigator (SANnav)
Management Services for Element Software and NetApp HCI
NetApp Console Agent
NetApp Console Agent Container (docker_occm)
NetApp Console Agent Container (vmservice_controlplane)
ONTAP tools for VMware vSphere 10
SnapCenter Plug-in for VMware vSphere

References

https://lists.apache.org/thread/r0dj3h1pbn4wv96fhsfrnz3t6874t6do ↗

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.