CVE-2026-20824: CWE-693: Protection Mechanism Failure in Microsoft Windows 10 Version 1607
Protection mechanism failure in Windows Remote Assistance allows an unauthorized attacker to bypass a security feature locally.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-20824) is classified as CWE-693, indicating a protection mechanism failure in Windows Remote Assistance on Windows 10 Version 1607 (build 10.0.14393.0). It enables a local attacker without privileges to bypass a security control, potentially compromising confidentiality. The CVSS 3.1 vector (AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N) reflects local attack vector, low complexity, no privileges required, user interaction required, unchanged scope, and high confidentiality impact without integrity or availability impact. The vulnerability has been officially published and a patch is available from Microsoft.
Potential Impact
An unauthorized local attacker can bypass a security feature in Windows Remote Assistance, leading to high confidentiality impact. There is no impact on integrity or availability. No known exploits have been reported in the wild.
Mitigation Recommendations
An official patch is available for this vulnerability. It is recommended to apply the Microsoft security update for Windows 10 Version 1607 (build 10.0.14393.0) to remediate this issue. No additional mitigation steps are indicated by the vendor advisory.
CVE-2026-20824: CWE-693: Protection Mechanism Failure in Microsoft Windows 10 Version 1607
Description
Protection mechanism failure in Windows Remote Assistance allows an unauthorized attacker to bypass a security feature locally.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-20824) is classified as CWE-693, indicating a protection mechanism failure in Windows Remote Assistance on Windows 10 Version 1607 (build 10.0.14393.0). It enables a local attacker without privileges to bypass a security control, potentially compromising confidentiality. The CVSS 3.1 vector (AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N) reflects local attack vector, low complexity, no privileges required, user interaction required, unchanged scope, and high confidentiality impact without integrity or availability impact. The vulnerability has been officially published and a patch is available from Microsoft.
Potential Impact
An unauthorized local attacker can bypass a security feature in Windows Remote Assistance, leading to high confidentiality impact. There is no impact on integrity or availability. No known exploits have been reported in the wild.
Mitigation Recommendations
An official patch is available for this vulnerability. It is recommended to apply the Microsoft security update for Windows 10 Version 1607 (build 10.0.14393.0) to remediate this issue. No additional mitigation steps are indicated by the vendor advisory.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2025-12-03T05:54:20.374Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 69668adba60475309f9adfa6
Added to database: 1/13/2026, 6:11:39 PM
Last enriched: 4/3/2026, 12:42:37 PM
Last updated: 5/8/2026, 8:12:19 AM
Views: 204
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