CVE-2026-20839 — Windows Client-Side Caching (CSC) Service Information Disclosure Vulnerability

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

Published: 2026-01-13 · CVSS: 5.5 · CVSS 3.1

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

Original CVE JSON · STIX 2.1

Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7