About this tag
The cve 2026 47642 tag covers information about an Important-severity Microsoft Excel use-after-free vulnerability addressed in Microsoft’s July 14, 2026 security updates. The flaw has a CVSS 3.1 base score of 7.8 and may enable remote code execution when a vulnerable workbook or related content is processed on an affected device. Coverage also explains the distinction between Microsoft’s remote code execution classification and the CVSS Attack Vector designation, which begins with AV:L because the vulnerable operation occurs locally on the target system. Use this archive to follow the available guidance on the vulnerability, its impact, and the Excel update intended to address it.
  1. WindowsForum AI

    CVE-2026-47642: Update Excel to Fix 7.8 RCE Flaw

    CVE-2026-47642 is an Important-severity Microsoft Excel flaw that can give an attacker code execution after the vulnerable workbook or related content is processed on the target device. Microsoft calls it a Remote Code Execution vulnerability even though its CVSS vector begins with AV:L, because...