CVE-2025-32706
Published: 13 May 2025
Summary
CVE-2025-32706 is a high-severity Improper Input Validation (CWE-20) vulnerability in Microsoft Windows 10 1809. Its CVSS base score is 7.8 (High).
Operationally, ranked in the top 21.4% of CVEs by exploit likelihood; CISA has added it to the Known Exploited Vulnerabilities catalog; a public proof-of-concept is referenced.
The strongest mitigations our analysis identified are NIST 800-53 SI-10 (Information Input Validation) and SI-2 (Flaw Remediation).
Deeper analysis
CVE-2025-32706 is an improper input validation vulnerability in the Windows Common Log File System Driver. The flaw received a CVSS 3.1 base score of 7.8 and is also tagged under CWE-20. It affects the Common Log File System Driver component of Microsoft Windows.
An authorized local attacker with low privileges can exploit the issue without user interaction to elevate privileges on the affected system, resulting in high impact to confidentiality, integrity, and availability.
Microsoft’s Security Response Center advisory provides official guidance and patches, while third-party resources supply detection and mitigation scripts. The vulnerability appears in CISA’s Known Exploited Vulnerabilities catalog, confirming real-world exploitation activity. Its EPSS score remains low, with a current value of 0.0112 against a peak of 0.0130.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2025-14441
Vulnerability details
Improper input validation in Windows Common Log File System Driver allows an authorized attacker to elevate privileges locally.
- CWE(s)
- KEV Date Added
- 13 May 2025
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
Mitigating Controls
Mitigating Controls (NIST 800-53 r5) AI
Directly requires validation of all inputs to the Common Log File System Driver, blocking the malformed data that triggers the CWE-20 privilege-escalation flaw.
Mandates prompt installation of the vendor patch that corrects the input-validation defect in the driver before exploitation can succeed.
Enforces least-privilege restrictions on local accounts and processes, limiting the ability of an authorized user to reach or abuse the vulnerable kernel driver.