Security News > 2020 > October > Microsoft October 2020 Patch Tuesday fixes 87 security bugs
Today is Microsoft's October 2020 Patch Tuesday, and your Windows administrators will be pulling their hair out as they install new updates and try to fix bugs that pop up.
With the October 2020 Patch Tuesday security updates release, Microsoft has released fixes for 87 vulnerabilities in Microsoft products and an advisory about today's Adobe Flash Player update.
This month's Patch Tuesday security updates include a whopping six publicly disclosed vulnerabilities.
"CVE-2020-16947 - Microsoft Outlook Remote Code Execution Vulnerability" allows attackers to send specially crafted emails that can execute commands when opened in the Microsoft Outlook software.
Below is the full list of resolved vulnerabilities and released advisories in the October 2020 Patch Tuesday updates.
News URL
Related news
- Patch Tuesday: Microsoft Fixes 57 Security Flaws – Including Active Zero-Days (source)
- April 2025 Patch Tuesday forecast: More AI security introduced by Microsoft (source)
- Microsoft March 2025 Patch Tuesday fixes 7 zero-days, 57 flaws (source)
- Microsoft April 2025 Patch Tuesday fixes exploited zero-day, 134 flaws (source)
- Patch Tuesday: Microsoft Fixes 134 Vulnerabilities, Including 1 Zero-Day (source)
- March 2025 Patch Tuesday forecast: A return to normalcy (source)
- Choose your own Patch Tuesday adventure: Start with six zero day fixes, or six critical flaws (source)
- URGENT: Microsoft Patches 57 Security Flaws, Including 6 Actively Exploited Zero-Days (source)
- AI agents swarm Microsoft Security Copilot (source)
- After Detecting 30B Phishing Attempts, Microsoft Adds Even More AI to Its Security Copilot (source)
Related Vulnerability
| DATE | CVE | VULNERABILITY TITLE | RISK |
|---|---|---|---|
| 2020-10-16 | CVE-2020-16947 | Out-of-bounds Write vulnerability in Microsoft 365 Apps, Office and Outlook <p>A remote code execution vulnerability exists in Microsoft Outlook software when the software fails to properly handle objects in memory. | 0.0 |