Microsoft Kiota: Command injection via x-ms-kiota-info dependencyInstallCommand surfaced by `kiota info`

Date Jul 24, 2026
Type Vendor advisory
Signal Critical vendor advisory
Vendor / Product NuGet ยท Microsoft.OpenApi.Kiota
CVE CVE-2026-59865
Critical vendor advisory CVE-2026-59865

Summary

Microsoft Kiota: Command injection via x-ms-kiota-info dependencyInstallCommand surfaced by `kiota info`

Why it matters

GitHub has published a reviewed security advisory for Microsoft.OpenApi.Kiota. Prioritize it with other application dependency updates, especially because EPSS places it in the 87% percentile.

Operator check

Check whether Microsoft.OpenApi.Kiota is present in application dependency manifests, lockfiles, or build images. Review the GitHub advisory and upgrade to a patched version where available. CVSS score: 9.3. EPSS probability: 3.2%; percentile: 87%.

Sources

PatchBrief uses public sources. It does not scan environments, verify exposure, or replace vendor guidance.