type: cve · created: 2026-07-11 · updated: 2026-07-11 · tags: [cve, zero-day] · confidence: medium · severity: high · affected_sectors: [technology] · au_impact: false
RoguePlanet (CVE-2026-50656)
RoguePlanet is a privilege escalation vulnerability patched by Microsoft in the Microsoft Defender mpengine.dll. The flaw, a race condition (CVSS 7.8), could grant an attacker a SYSTEM shell.
Details
| Field | Value |
|---|---|
| CVE | CVE-2026-50656 |
| Component | mpengine.dll (Microsoft Defender) |
| Type | Race condition → privilege escalation |
| CVSS | 7.8 (High) |
| Patched in | Version 1.1.26060.3008 |
| Discovered by | Internal Microsoft / third-party researcher (not disclosed) |
Related Pages
- Ghostlock Cve 2026 43499 — Linux kernel vulnerability (different platform)
- Fortibleed — Infrastructure vulnerability affecting Fortinet