CVE-2026-88098
HIGHCVSS 7/10EPSS 0.20%
Last modified
CVE-2026-88098 is a high-severity vulnerability rated 7/10 on the CVSS scale. Untrusted pointer dereference in Windows Security Support Provider Interface allows an authorized attacker to elevate privileges locally.. EPSS estimates a 0.20% chance of exploitation in the next 30 days.
Description
Untrusted pointer dereference in Windows Security Support Provider Interface allows an authorized attacker to elevate privileges locally.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Windows 10 1607 | < 10.0.14393.9612 |
| 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 2012 | All versions |
| Microsoft | Windows Server 2012 | r2 |
| Microsoft | Windows Server 2016 | < 10.0.14393.9612 |
| 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-2026-88098Patch, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2026-88098?
Untrusted pointer dereference in Windows Security Support Provider Interface allows an authorized attacker to elevate privileges locally.
How severe is CVE-2026-88098?
CVE-2026-88098 has a CVSS score of 7/10 (HIGH severity). The EPSS model estimates a 0.20% probability of exploitation in the next 30 days.
How do I fix CVE-2026-88098?
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-2026-88091Deserialization of untrusted data in Windows Management Inst…7.8
- CVE-2026-88092Inconsistent interpretation of http requests ('http request/…9.4
- CVE-2026-88093Heap-based buffer overflow in Desktop Window Manager allows …7.8
- CVE-2026-88094Improper neutralization of special elements in output used b…8.1
- CVE-2026-88096Concurrent execution using shared resource with improper syn…7
- CVE-2026-88097Use after free in Microsoft Edge (Chromium-based) allows an …7.8
- CVE-2026-88099Uncaught exception in Windows Failover Cluster allows an una…5.9
- CVE-2026-8810On ARM platforms, a vulnerability in the architecture design…6.9
- CVE-2026-88100Use after free in Windows Storage Spaces Controller allows a…7.8
- CVE-2026-88101Weak authentication in Microsoft Input Method Editor (IME) a…7.8
- CVE-2026-88102Use after free in Windows Failover Cluster allows an unautho…9.8
- CVE-2026-88103Use after free in Windows Broadcast DVR User Service allows …7
Are you affected by CVE-2026-88098?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST