HIGH 7.5 Microsoft
CVE-2026-71217
Iperf3: iperf3 server accepts unbounded peer-controlled json parameters enabling remote denial of service via resource exhaustion
Microsoft Security Update 2026-Aug: Iperf3: iperf3 server accepts unbounded peer-controlled json parameters enabling remote denial of service via resource exhaustion
Affected Products
- azl3 iperf3 3.17.1-4 on Azure Linux 3.0
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-71217
- https://nvd.nist.gov/vuln/detail/CVE-2026-71217
This high severity vulnerability with a CVSS score of 7.5 was published on 2026-08-11 via Microsoft. Affected: azl3 iperf3 3.17.1-4 on Azure Linux 3.0.
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