Vulnerabilities
Microsoft Office for Mac Excel Remote Code Execution Vulnerability (CVE-2026-97747) – Immediate Patch Required
A remote code execution flaw exists in Microsoft Office Excel on macOS, identified as CVE-2026-97747. The vulnerability can be exploited by malicious documents, allowing arbitrary code execution. Microsoft has released a patch for Office for Mac; other Office products are unaffected.
What happened
A flaw in Microsoft Office Excel on macOS allows an attacker to execute arbitrary code by opening a specially crafted document. The issue is classified as a remote code execution vulnerability and is identified as CVE-2026-97747.
Impact
Only Microsoft Office for Mac users are affected. The vulnerability can be triggered without user interaction once a malicious file is opened, potentially compromising the system.
What to do
Office for Mac users should download and install the latest security update immediately. No action is required for other Microsoft Office products.
Related vulnerabilities
Microsoft Office for Mac RCE Vulnerability CVE-2026-97750 – Immediate Update Required
Microsoft released a patch for a remote code execution flaw in Excel on macOS (CVE‑2026‑97750). The issue affects only Office for Mac; other Office products are unaffected. Install the update immediately to eliminate the risk.
Read briefing
Microsoft Office for Mac RCE Vulnerability CVE-2026-81396 Fixed
Microsoft released a patch for CVE-2026-81396, a remote code execution flaw in Excel on Mac. Mac Office users must install the update immediately; other platforms are unaffected.
Read briefing
Microsoft Office for Mac – CVE-2026‑81959 Remote Code Execution Vulnerability Fixed
Microsoft released a patch for a remote code execution flaw in Excel on Mac (CVE‑2026‑81959). Mac users of Office must update immediately; other Office platforms are unaffected.
Read briefing
Microsoft Office for Mac Excel RCE Vulnerability (CVE‑2026‑97767) – Update Required
Microsoft has released patches for a remote code execution flaw in Excel on Office for Mac (CVE‑2026‑97767). Only Mac users of Office are impacted; other Office editions are unaffected. Defenders should verify that the Mac Office installation is updated to the latest version.
Read briefing