CVE-2026-56174: CWE-426: Untrusted Search Path in Microsoft Windows 10 Version 1809
Untrusted search path in Windows Narrator Braille allows an authorized attacker to elevate privileges locally.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-56174) is classified as CWE-426 (Untrusted Search Path) and affects Windows 10 Version 1809 (build 10.0.17763.0). It occurs in the Windows Narrator Braille feature, where an untrusted search path can be exploited by an authorized local attacker to gain elevated privileges. The CVSS v3.1 base score is 7.8, indicating high severity, with attack vector local, low attack complexity, low privileges required, no user interaction, and impacts confidentiality, integrity, and availability. Microsoft has published an official fix for this vulnerability.
Potential Impact
An authorized local attacker can exploit the untrusted search path in Windows Narrator Braille to elevate their privileges, potentially gaining higher system rights. This can lead to full compromise of confidentiality, integrity, and availability of the affected system.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the security update provided in the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-56174 to remediate this vulnerability.
CVE-2026-56174: CWE-426: Untrusted Search Path in Microsoft Windows 10 Version 1809
Description
Untrusted search path in Windows Narrator Braille allows an authorized attacker to elevate privileges locally.
CVSS v3.1
Score 7.8high
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-56174) is classified as CWE-426 (Untrusted Search Path) and affects Windows 10 Version 1809 (build 10.0.17763.0). It occurs in the Windows Narrator Braille feature, where an untrusted search path can be exploited by an authorized local attacker to gain elevated privileges. The CVSS v3.1 base score is 7.8, indicating high severity, with attack vector local, low attack complexity, low privileges required, no user interaction, and impacts confidentiality, integrity, and availability. Microsoft has published an official fix for this vulnerability.
Potential Impact
An authorized local attacker can exploit the untrusted search path in Windows Narrator Braille to elevate their privileges, potentially gaining higher system rights. This can lead to full compromise of confidentiality, integrity, and availability of the affected system.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the security update provided in the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-56174 to remediate this vulnerability.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-06-19T13:53:31.989Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-56174","vendor":"Microsoft"}]
Threat ID: 6a7b57f9bf8831d5391556d5
Added to database: 08/11/2026, 17:12:25 UTC
Last enriched: 08/11/2026, 23:12:45 UTC
Last updated: 08/12/2026, 02:18:11 UTC
Views: 3
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