cve 2026 68806

CVE-2026-68806 is a Microsoft Excel remote code execution vulnerability addressed in the August 11, 2026 Office security release. The fix is delivered through the Office update train, not a separate patch, so IT teams must ensure Excel installations are moved to the August-serviced build for their update channel and verify endpoint-management reporting reflects the new build. Microsoft's Security Update Guide and Office security release notes confirm the vulnerability is listed in the Excel section of that release. This tag covers the patch details, update channel considerations, and verification steps for administrators managing Office deployments.