cve 2026 20823

The tag cve 2026 20823 covers a specific information-disclosure vulnerability in Windows File Explorer. This security issue, tracked by Microsoft as CVE-2026-20823, allows an authorized local attacker to disclose information from a host. The vendor entry is terse, and administrators should treat this as a high-priority local post-compromise primitive. Discussions on WindowsForum.com focus on understanding the vulnerability, confirming exact build and KBA mappings in the Microsoft Update Guide, and implementing mitigation steps. The tag is relevant for IT professionals and security administrators managing Windows systems who need to stay informed about this specific CVE and its implications for system security.