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NTAP-20261007-0014 — CVE-2026-63686 Apache HTTP Server Vulnerability in NetApp Products

Published 2026-10-07 · Updated 2026-10-07 · Status: Interim · Exploitation: Public · Severity: HIGH 7.5 · ONTAP affected: Yes

Official advisory: NTAP-20261007-0014 on security.netapp.com ↗. Affected versions, fixed releases, and workarounds live there — this page is a summary.

Product family: Brocade SAN firmware · ONTAP | ONTAP-relevant | highest CVSS: 7.5

CVEs in this advisory

CVE-2026-63686 — HIGH · CVSS 7.5 · site index

What the CVE records say

CVE-2026-63686 — A NULL pointer dereference in mod_xml2enc in Apache Software Foundation Apache HTTP Server before 2.4.69 on all platforms allows an untrusted backend server to cause a denial of service via a proxied response with a charset whose conversion partially succeeds then fails. Users are recommended to upgrade to version 2.4.69, which fixes this issue.

Impact

Successful exploitation of this vulnerability could lead to Denial of Service (DoS).

Affected products

Brocade Fabric Operating System Firmware
ONTAP 9

References

https://httpd.apache.org/security/vulnerabilities_24.html ↗

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.