cvedb.io
CVE-2026-20839
MEDIUM · CVSS 5.5
EPSS exploitation probability: 0%
Published 2026-01-13T18:16:12.320 · Last modified 2026-06-17T10:17:53.513

Summary

Improper access control in Windows Client-Side Caching (CSC) Service allows an authorized attacker to disclose information locally.

Affected products

microsoft — windows_10_1607

Does this affect you?

Add your gear to cvedb and we'll alert you only when microsoft ships something exploited.

Check my exposure →

References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.