CVE-2026-97793

7.0High

Published 13 Oct 2026 · NVD status: Analyzed · AI triage by gemini-3.8-flash

7.0High

Attack vector: Local
Complexity: High
Privileges needed: Low
User interaction: None
Impact: Full C/I/A compromise
Weakness: CWE-306

Impact

Local attackers with an existing standard account can elevate privileges to SYSTEM. They need local access or the ability to run code on the target machine.

Root cause

Windows Setup and Deployment fails to authenticate callers executing a critical function.

Affected systems

Versions not listed — check the vendor advisory.

CVSS v3.1 · CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Fix & remediation

Apply the security patch from Microsoft MSRC advisory CVE-2026-97793; no temporary workaround or configuration mitigation is documented.

AI-suggested. Run it in staging first and check it against the vendor advisory. Why?

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NVD description

Missing authentication for critical function in Windows Setup and Deployment allows an authorized attacker to elevate privileges locally.

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-97793PatchVendor Advisory

Source: nvd.nist.gov/vuln/detail/CVE-2026-97793