CVE-2026-83657
MEDIUMCVSS 5.5/10EPSS 0.28%
Last modified
CVE-2026-83657 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. Weak authentication in Windows Modern Device Management (MDM) allows an authorized attacker to perform tampering locally.. EPSS estimates a 0.28% chance of exploitation in the next 30 days.
Description
Weak authentication in Windows Modern Device Management (MDM) allows an authorized attacker to perform tampering locally.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Windows 10 1809 | < 10.0.17763.9376 |
| Microsoft | Windows Server 2019 | < 10.0.17763.9376 |
References
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2026-83657?
Weak authentication in Windows Modern Device Management (MDM) allows an authorized attacker to perform tampering locally.
How severe is CVE-2026-83657?
CVE-2026-83657 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.28% probability of exploitation in the next 30 days.
How do I fix CVE-2026-83657?
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-2026-83650Heap-based buffer overflow in Windows Media allows an author…7.8
- CVE-2026-83651Out-of-bounds read in Windows GDI allows an unauthorized att…7.5
- CVE-2026-83652Heap-based buffer overflow in Windows NTFS allows an authori…7.8
- CVE-2026-83654Missing authentication for critical function in Windows Mode…7.8
- CVE-2026-83655Out-of-bounds read in Network Policy Server (NPS) allows an …7.5
- CVE-2026-83656Missing authentication for critical function in Windows Mode…4.7
- CVE-2026-83658Improper access control in Windows Error Reporting allows an…5.5
- CVE-2026-83659Improper link resolution before file access ('link following…7.8
- CVE-2026-83660Adobe Campaign Classic (ACC) is affected by a Server-Side Re…10
- CVE-2026-83661Photoshop Desktop is affected by an Integer Overflow or Wrap…7.8
- CVE-2026-83662Adobe Experience Manager is affected by a reflected Cross-Si…9.3
- CVE-2026-83663Uncontrolled Recursion vulnerability in Apache Thrift go bin…8.7
Are you affected by CVE-2026-83657?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST