Vulnerability · NVD published 2026-08-14
CVE-2026-69414
Microsoft is aware of an elevation of privilege in the Microsoft Malware Protection Engine in Microsoft Defender publicly referred to as "ShieldBreak ".
Signals
- Exploited in the wild
- Not on KEVNot in CISA's catalogue as of the last daily pull. Absence is not proof of safety.
- EPSS · 30-day forecast
- 1%Chance of exploitation in the next 30 days, 70th percentile of all CVEs. A forecast; KEV outranks it.
- CVSS · NVD · HIGH
- 7.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Internet exposure
- not stated by sourcesNo exposure census on this CVE's dispatches.
Exploits
2 known · links onlyGitHub PoCs · by trust, then stars2
- 1neptune/ShieldBreak ↗Trust ok 100
Windows Defender 0day vulnerability CVE-2026-69414 ShieldBreak
★ 1 · created 2026-08-18
- maxprog-svg/CVE-2026-69414 ↗Trust ok 100
**CVE-2026-69414** is an elevation of privilege vulnerability in the **Microsoft Malware Protection Engine** (part of Windows Defender / Microsoft Defender Antivirus), publicly referred to as **"RoguePlanet"**. It represents a **patch bypass** of the original vulnerability **CVE-2026-50656**.
★ 0 · created 2026-10-10
Fake proof-of-concept repositories have been used to deliver malware to the researchers who run them. The trust verdict is our engine's heuristic over the repository (account age, what it ships, how its stars arrived); it is a reason to read the code first, not a finding about its author.
On the wire
1 dispatchWatch this one?
KEV additions reach Telegram and the KEV-only RSS as they land.
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