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NTAP-20261016-0016 — CVE-2026-58016 GLib Vulnerability in NetApp Products

Published 2026-10-16 · Updated 2026-10-16 · Status: Interim · Exploitation: Public · Severity: HIGH 7.5 · ONTAP affected: No — other NetApp product

Official advisory: NTAP-20261016-0016 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 · NetApp Console / BlueXP · SolidFire / NetApp HCI · SnapCenter | other NetApp product | highest CVSS: 7.5

CVEs in this advisory

CVE-2026-58016 — HIGH · CVSS 7.5 · site index

What the CVE records say

CVE-2026-58016 — A flaw was found in GLib. A state confusion issue exists in g_dbus_node_info_new_for_xml() in the gio/gdbusintrospection.c file when processing malformed D-Bus introspection XML, specifically with a `node` element nested within other elements like `method`, `signal`, `property` or `arg`. This issue can cause an unsigned integer overflow and lead to an out-of-bounds read, resulting in a denial of service.

Impact

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

Affected products

Active IQ Unified Manager for VMware vSphere
Brocade Fabric Operating System Firmware
FAS/AFF BIOS - A900/9500
NetApp Console Agent Container (mysql)
NetApp Console Agent OVA
NetApp SolidFire & HCI Management Node
SnapCenter Plug-in for VMware vSphere

References

https://nvd.nist.gov/vuln/detail/CVE-2026-58016 ↗

What to do

Compare your installed product and version against the affected list above and the official advisory's affected-versions table.
Apply the fixed release named in the official advisory, or the documented workaround if no fix ships yet.
Limit management-plane exposure (BMC/management interfaces, web UIs, SNMP) until patched.
Track follow-ups in the site CVE index and the security RSS feed.