I
mproper input validation in Windows LDAP - Lightweight Directory Access Protocol allows an authorized attacker to perform tampering over a network.
References
| Link | Resource |
|---|---|
| https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-20812 | Vendor Advisory |
Configurations
Configuration 1 (hide)
|
History
14 Jan 2026, 20:25
| Type | Values Removed | Values Added |
|---|---|---|
| First Time |
Microsoft windows 10 21h2
Microsoft windows 10 22h2 Microsoft windows 10 1809 Microsoft windows 11 25h2 Microsoft windows 11 23h2 Microsoft windows Server 2022 23h2 Microsoft windows Server 2016 Microsoft windows Server 2019 Microsoft windows 10 1607 Microsoft windows 11 24h2 Microsoft windows Server 2022 Microsoft Microsoft windows Server 2025 |
|
| CPE | cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x86:* cpe:2.3:o:microsoft:windows_11_25h2:*:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_server_2022:*:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_server_2022_23h2:*:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x86:* cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_11_23h2:*:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_11_24h2:*:*:*:*:*:*:*:* |
|
| References | () https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-20812 - Vendor Advisory |
13 Jan 2026, 18:16
| Type | Values Removed | Values Added |
|---|---|---|
| New CVE |
Information
Published : 2026-01-13 18:16
Updated : 2026-01-14 20:25
NVD link : CVE-2026-20812
Mitre link : CVE-2026-20812
CVE.ORG link : CVE-2026-20812
JSON object : View
Products Affected
CWE
CWE-20
Improper Input Validation