CVE-2026-20862: CWE-200: Exposure of Sensitive Information to an Unauthorized Actor in Microsoft Windows 10 Version 1809
Exposure of sensitive information to an unauthorized actor in Windows Management Services allows an authorized attacker to disclose information locally.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-20862) involves an exposure of sensitive information (CWE-200) in Microsoft Windows 10 Version 1809 (build 10.0.17763.0) specifically within Windows Management Services. An attacker with local privileges and limited user rights can exploit this flaw to disclose sensitive information. The CVSS 3.1 base score is 5.5 (medium severity) with attack vector local, low attack complexity, low privileges required, no user interaction, and confidentiality impact rated high. Integrity and availability are not affected. The vulnerability is officially published and a patch is available.
Potential Impact
The vulnerability allows an attacker with local access and limited privileges to disclose sensitive information from Windows Management Services. This could lead to unauthorized information disclosure that may aid further attacks or compromise privacy. There is no impact on system integrity or availability. No known exploits are reported in the wild at this time.
Mitigation Recommendations
A patch is available for this vulnerability and should be applied to affected Windows 10 Version 1809 systems to remediate the issue. Since the vendor has provided an official fix, applying the update is the recommended mitigation. No additional mitigations are specified.
CVE-2026-20862: CWE-200: Exposure of Sensitive Information to an Unauthorized Actor in Microsoft Windows 10 Version 1809
Description
Exposure of sensitive information to an unauthorized actor in Windows Management Services allows an authorized attacker to disclose information locally.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-20862) involves an exposure of sensitive information (CWE-200) in Microsoft Windows 10 Version 1809 (build 10.0.17763.0) specifically within Windows Management Services. An attacker with local privileges and limited user rights can exploit this flaw to disclose sensitive information. The CVSS 3.1 base score is 5.5 (medium severity) with attack vector local, low attack complexity, low privileges required, no user interaction, and confidentiality impact rated high. Integrity and availability are not affected. The vulnerability is officially published and a patch is available.
Potential Impact
The vulnerability allows an attacker with local access and limited privileges to disclose sensitive information from Windows Management Services. This could lead to unauthorized information disclosure that may aid further attacks or compromise privacy. There is no impact on system integrity or availability. No known exploits are reported in the wild at this time.
Mitigation Recommendations
A patch is available for this vulnerability and should be applied to affected Windows 10 Version 1809 systems to remediate the issue. Since the vendor has provided an official fix, applying the update is the recommended mitigation. No additional mitigations are specified.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2025-12-03T05:54:20.380Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 69668ae0a60475309f9ae12a
Added to database: 1/13/2026, 6:11:44 PM
Last enriched: 4/3/2026, 12:46:46 PM
Last updated: 5/10/2026, 10:03:08 AM
Views: 101
Community Reviews
0 reviewsCrowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.
Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.
Actions
Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.
External Links
Need more coverage?
Upgrade to Pro Console for AI refresh and higher limits.
For incident response and remediation, OffSeq services can help resolve threats faster.
Latest Threats
Check if your credentials are on the dark web
Instant breach scanning across billions of leaked records. Free tier available.