CVE•Published 2026-06-16•Modified 2026-08-12•3 articles on news•6 live references•NVD data
CVE-2026-50656Microsoft · Malware_protection_engine
Vulnerability data via NVD (ingested)
CVSS v3.1
7.8
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS percentile
95
Exploit Prediction Scoring System · top 5% of all CVEs
Description
Microsoft is aware of an elevation of privilege in the Microsoft Malware Protection Engine in Microsoft Defender publicly referred to as "RoguePlanet ".
Timeline
Published 2026-06-16
Modified 2026-08-12
External references
Search for exposed instances
Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).
Shodan · vuln tag0 hosts
vuln:CVE-2026-50656Hosts Shodan has explicitly fingerprinted as vulnerable.
Shodan · product
product:"Microsoft Malware Protection Engine"All exposed Microsoft Malware Protection Engine instances — cross-reference with the CVE's affected-version range.
Shodan · banner/body mention
http.html:"Malware Protection Engine"HTTP body or banner mentions "Malware Protection Engine" — catches deploys Shodan didn't identify as a product.
More intel sources (5)
Shodan report
vuln:CVE-2026-50656Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2026-50656Censys host search filtered to this CVE id.
grep.app
CVE-2026-50656Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2026-50656GitHub code search for direct mentions.
Google dork
"CVE-2026-50656" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.
Known PoCs on GitHub (7)
CVE-2026-506567 repos
MSNightmare/ShieldBreakC++
Windows Defender 0day vulnerability
killvxk/gitweeklyPython
收集各种有趣的github项目
0xBlackash/CVE-2026-50656C++
CVE-2026-50656
Cazo-Net/ExploitMindPowerShell
g0thamRabb1t/CVE-2026-50656-rogueplanet-validationunknown
Validation report for the RoguePlanet Microsoft Defender PoC in a controlled Windows 11 lab environment, including build notes, Defender detection results, risk assessment, and mit…
1neptune/ShieldBreakunknown
Windows Defender 0day vulnerability CVE-2026-69414 ShieldBreak
didntchooseaname/BetterPrivescPowerShell
Straight-to-the-point priv-esc enumeration (Windows + GNU/Linux). Inspired by winPEAS/linPEAS. No banner, optional keyword search and HTTP exfil.