CVE-2026-5947 ISC BIND Vulnerability in NetApp Products
Summary
Multiple NetApp products incorporate ISC BIND. ISC BIND versions 9.20.0 through 9.20.22 and 9.21.0 through 9.21.21 are susceptible to a vulnerability which when successfully exploited could lead to Denial of Service (DoS). Successful exploitation of this vulnerability could lead to Denial of Service (DoS). NetApp reports that one or more additional products remain under investigation; review the canonical advisory for current status. NetApp states there is no workaround available at this time.
What this means
In plain English
Multiple NetApp products incorporate ISC BIND. ISC BIND versions 9.20.0 through 9.20.22 and 9.21.0 through 9.21.21 are susceptible to a vulnerability which when successfully exploited could lead to Denial of Service (DoS). Successful exploitation of this vulnerability could lead to Denial of Service (DoS). NetApp reports that one or more additional products remain under investigation; review the canonical advisory for current status. NetApp states there is no workaround available at this time. Successful exploitation can interrupt the affected service or exhaust resources, reducing availability until the component recovers.
Recommended action
The vendor explicitly states that no mitigation or workaround is available. Follow the official advisory for fixed-release guidance and prioritize the vendor's permanent remediation path.
Rewritten locally from the scraped official advisory data above; no generative API is used. The vendor advisory is authoritative.
- 9.20.0
- 9.20.22
- 9.21.0
- 9.21.21
Official advisory · high-confidence parse· fetched 2 hours ago·verify at source
Fixed versions
No fixed release is recorded yet. That does not prove no patch exists — confirm against the vendor advisory.
Official advisory · high-confidence parse· fetched 2 hours ago·verify at source
Mitigation
The vendor states no workaround or mitigation is currently available. Prioritize upgrading to a fixed release, and follow the official advisory for interim guidance.
Official advisory · high-confidence parse· fetched 2 hours ago·verify at source
Discussion(0)
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