CVE-2026-97793
HIGHCVSS 7/10EPSS 0.24%
Last modified
CVE-2026-97793 is a high-severity vulnerability rated 7/10 on the CVSS scale. Missing authentication for critical function in Windows Setup and Deployment allows an authorized attacker to elevate privileges locally.. EPSS estimates a 0.24% chance of exploitation in the next 30 days.
Description
Missing authentication for critical function in Windows Setup and Deployment allows an authorized attacker to elevate privileges locally.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Windows 10 1809 | < 10.0.17763.9376 |
| Microsoft | Windows 10 21h2 | < 10.0.19044.7807 |
| Microsoft | Windows 10 22h2 | < 10.0.19045.7807 |
| Microsoft | Windows 11 23h2 | < 10.0.22631.7652 |
| Microsoft | Windows 11 24h2 | < 10.0.26100.9711 |
| Microsoft | Windows 11 25h2 | < 10.0.26200.9711 |
| Microsoft | Windows 11 26h1 | < 10.0.28000.3231 |
| Microsoft | Windows 11 26h2 | < 10.0.26300.9711 |
| Microsoft | Windows Server 2019 | < 10.0.17763.9376 |
| Microsoft | Windows Server 2022 | < 10.0.20348.5761 |
| Microsoft | Windows Server 2025 | < 10.0.26100.33650 |
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-97793Patch, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2026-97793?
Missing authentication for critical function in Windows Setup and Deployment allows an authorized attacker to elevate privileges locally.
How severe is CVE-2026-97793?
CVE-2026-97793 has a CVSS score of 7/10 (HIGH severity). The EPSS model estimates a 0.24% probability of exploitation in the next 30 days.
How do I fix CVE-2026-97793?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2026
- CVE-2026-97788Observable discrepancy in Active Directory Federation Servic…7.5
- CVE-2026-97789Use after free in Remote Desktop Client allows an unauthoriz…7.5
- CVE-2026-9779ATEN Unizon doCryptoHugeFileToFile Improper Verification of …7.2
- CVE-2026-97790Improper link resolution before file access ('link following…5.5
- CVE-2026-97791In Apache CXF, STSTokenValidator checks whether a SAML asser…7.5
- CVE-2026-97792Improper access control in Windows Container Isolation FS Fi…7.8
- CVE-2026-97794Heap-based buffer overflow in Windows Container Isolation FS…7.8
- CVE-2026-97798Improper neutralization of argument delimiters in a command …7.8
- CVE-2026-97799Improper verification of cryptographic signature in Windows …7.8
- CVE-2026-9780Quest NetVault Backup addclient3 Cross-Site Scripting Authen…8.8
- CVE-2026-97800Incorrect permission assignment for critical resource in Win…7.8
- CVE-2026-97801Improper validation of specified type of input in .NET Frame…7.5
Are you affected by CVE-2026-97793?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST