CVE-2026-20812
MEDIUM EPSS 62.0%
Published Jan 13, 20265mo ago · Modified Jun 17, 20261w ago
6.5 CVSS 3.1
Published Jan 13, 2026 5mo ago
Last Modified Jun 17, 2026 1w ago
Description
Improper input validation in Windows LDAP - Lightweight Directory Access Protocol allows an authorized attacker to perform tampering over a network.
CVSS Details
Base Score
Exploitability
Impact
Vector string
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N Attack Vector Network
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality None
Integrity High
Availability None
Threat Intelligence
EPSS Exploit Probability
62.0% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available
Weaknesses 1
CWE-20 Improper Input Validation Validation
Affected Products 14
| Vendor | Product | Version | Range |
|---|---|---|---|
| microsoft | windows_10_1607 | * | <10.0.14393.8783 |
| microsoft | windows_10_1607 | * | <10.0.14393.8783 |
| microsoft | windows_10_1809 | * | <10.0.17763.8276 |
| microsoft | windows_10_1809 | * | <10.0.17763.8276 |
| microsoft | windows_10_21h2 | * | <10.0.19044.6809 |
| microsoft | windows_10_22h2 | * | <10.0.19045.6809 |
| microsoft | windows_11_23h2 | * | <10.0.22631.6491 |
| microsoft | windows_11_24h2 | * | <10.0.26100.7623 |
| microsoft | windows_11_25h2 | * | <10.0.26200.7623 |
| microsoft | windows_server_2016 | * | <10.0.14393.8783 |
| microsoft | windows_server_2019 | * | <10.0.17763.8276 |
| microsoft | windows_server_2022 | * | <10.0.20348.4648 |
| microsoft | windows_server_2022_23h2 | * | <10.0.25398.2092 |
| microsoft | windows_server_2025 | * | <10.0.26100.32230 |
References 1
- msrc.microsoft.com https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-20812
Remediation
No remediation data recorded yet
Check vendor advisories and the NVD entry for patch availability.