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CVE-2022-38046: Web Account Manager Information Disclosure Vulnerability

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-10-11 · updated 2026-06-17

Description

Web Account Manager Information Disclosure Vulnerability

Affected products

• Microsoft Windows 10 Version 1607: 20h2, 21h1, 21h2, 1809
• Microsoft Windows 11 version 21H2: all versions
• Microsoft Windows Server 2019: all versions
• Microsoft Windows Server 2022: all versions
• Microsoft Windows 10: from 10.0.17763.0 before 10.0.17763.3532 — fixed in 10.0.17763.3532
• Microsoft Windows 10 20H2: from 10.0.0 before 10.0.19042.2130 — fixed in 10.0.19042.2130
• Microsoft Windows 10 21H1: from 10.0.0 before 10.0.19043.2130 — fixed in 10.0.19043.2130
• Microsoft Windows 10: from 10.0.19043.0 before 10.0.19044.2130 — fixed in 10.0.19044.2130
• Microsoft Windows 11 21H2: from 10.0.0 before 10.0.22000.1098 — fixed in 10.0.22000.1098
• Microsoft Windows Server 2019: from 10.0.17763.0 before 10.0.17763.3532 — fixed in 10.0.17763.3532
• Microsoft Windows Server 2022: from 10.0.20348.0 before 10.0.20348.1129 — fixed in 10.0.20348.1129

How to fix

Upgrade to a fixed version: Microsoft Windows 10 10.0.17763.3532; Microsoft Windows 10 20H2 10.0.19042.2130; Microsoft Windows 10 21H1 10.0.19043.2130; Microsoft Windows 10 10.0.19044.2130; Microsoft Windows 11 21H2 10.0.22000.1098; Microsoft Windows Server 2019 10.0.17763.3532; Microsoft Windows Server 2022 10.0.20348.1129. Check the vendor advisory for mitigations.

References

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-38046
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-38046

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