Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Kernel allows an authorized attacker to elevate privileges locally.
Conclusion & alert: CVE-2025-62215 is rated Critical Active Threat (82.1/100): CVSS High severity, with medium exploitation likelihood (EPSS 2.37%). Core evidence: CISA KEV confirms active exploitation (added 2025-11-12) affecting Microsoft / Windows. a weakness (CWE-362) Unauthenticated remote administrative access may be possible. Mandatory action: The CISA remediation deadline has passed—treat as an emergency patch priority.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
: Microsoft Windows Race Condition Vulnerability · CISA KEV detail
: 2025-11-12
: 2025-12-03
: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
| EDB-ID | Source | Kind | Published | Link |
|---|---|---|---|---|
| 52494 | exploit_db | edb | 2026-04-06 | Exploit-DB ↗ |
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-04-28 | 3.06% | 2.37% | -0.68% |
| 2 | 2026-04-27 | 2.47% | 3.06% | +0.58% |
| 3 | 2026-04-26 | — | 2.47% | — |
Full EPSS history (28 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 7.0 | 3.1 | HIGH |
|
1.0 | 5.9 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| microsoft | windows_10_1809 | < 10.0.17763.8027 | cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:* |
| microsoft | windows_10_1809 | < 10.0.17763.8027 | cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x86:* |
| microsoft | windows_10_21h2 | < 10.0.19044.6575 | cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:*:* |
| microsoft | windows_10_22h2 | < 10.0.19045.6575 | cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:*:* |
| microsoft | windows_11_23h2 | < 10.0.22631.6199 | cpe:2.3:o:microsoft:windows_11_23h2:*:*:*:*:*:*:*:* |
| microsoft | windows_11_24h2 | < 10.0.26100.7092 | cpe:2.3:o:microsoft:windows_11_24h2:*:*:*:*:*:*:*:* |
| microsoft | windows_11_25h2 | < 10.0.26200.7092 | cpe:2.3:o:microsoft:windows_11_25h2:*:*:*:*:*:*:*:* |
| microsoft | windows_server_2019 | < 10.0.17763.8027 | cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:* |
| microsoft | windows_server_2022 | < 10.0.20348.4346 | cpe:2.3:o:microsoft:windows_server_2022:*:*:*:*:*:*:*:* |
| microsoft | windows_server_2022_23h2 | < 10.0.25398.1965 | cpe:2.3:o:microsoft:windows_server_2022_23h2:*:*:*:*:*:*:*:* |
| microsoft | windows_server_2025 | < 10.0.26100.7092 | cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-62215 | Vendor Advisory |
| https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-62215 | US Government Resource |