CVE-2026-69414

HIGH 2 PoCs
MEDIUM Priority: 0.11 BB Relevance: 51/100
Published: 2026-08-14 Modified: 2026-10-28 First seen: 2026-10-29 Status: active

Attack Surface

Low Complexity No Interaction Conf. Impact Integ. Impact

CVSS Vector Breakdown

AV: Local
AC: Low
PR: Low
UI: None
S: Unchanged
C: High
I: High
A: High

Description

Microsoft is aware of an elevation of privilege in the Microsoft Malware Protection Engine in Microsoft Defender publicly referred to as "ShieldBreak ".

Weakness Classification (2)

Affected Software (2)

Bug Bounty Relevance

51 / 100
✓ Low complexity
✓ No user interaction
✓ PoC available (2)

CVSS Score

7.8 / 10.0 v3.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C

EPSS — Exploitation Probability

1.37%
Raw Score 0.013740
Percentile 71.9%
Date 2026-10-29

EPSS Trend

2026-10-29
0.01374
2026-10-28
0.01319

Intelligence Sources

mitre ref →
nvd ref →