CVE-2026-50656
HIGHCVSS 7/10EPSS 10.75%
Last modified
CVE-2026-50656 is a high-severity vulnerability rated 7/10 on the CVSS scale. Microsoft is aware of an elevation of privilege in the Microsoft Malware Protection Engine in Microsoft Defender publicly referred to as "RoguePlanet ".. EPSS estimates a 10.75% chance of exploitation in the next 30 days.
Description
Microsoft is aware of an elevation of privilege in the Microsoft Malware Protection Engine in Microsoft Defender publicly referred to as "RoguePlanet ".
Metrics
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Malware Protection Engine | All versions |
References
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2026-50656?
Microsoft is aware of an elevation of privilege in the Microsoft Malware Protection Engine in Microsoft Defender publicly referred to as "RoguePlanet ".
How severe is CVE-2026-50656?
CVE-2026-50656 has a CVSS score of 7/10 (HIGH severity). The EPSS model estimates a 10.75% probability of exploitation in the next 30 days.
How do I fix CVE-2026-50656?
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-2026-5065IBM Controller 11.0.1, 11.1.0, 11.1.1, and 11.1.2 contains h…8.8
- CVE-2026-50650Improper control of generation of code ('code injection') in…7.8
- CVE-2026-50651Allocation of resources without limits or throttling in .NET…7.5
- CVE-2026-50652Deserialization of untrusted data in Azure Active Directory …7.5
- CVE-2026-50653Loop with unreachable exit condition ('infinite loop') in Az…7.5
- CVE-2026-50655Heap-based buffer overflow in Windows Media allows an unauth…7.8
- CVE-2026-50657Exposure of private personal information to an unauthorized …5.5
- CVE-2026-50658Time-of-check time-of-use (toctou) race condition in Microso…7
- CVE-2026-50659Improper encoding or escaping of output in .NET allows an au…6.5
- CVE-2026-5066A potential out-of-bounds write/read exists in the TLS socke…8.8
- CVE-2026-50661Protection mechanism failure in Windows BitLocker allows an …4.6
- CVE-2026-50663Relative path traversal in Age of Empires II: Definitive Edi…8.8
Are you affected by CVE-2026-50656?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST