Never be afraid to ask questions

This analysis covers a large Microsoft Patch Tuesday release from November 2026 addressing 1,095 vulnerabilities, including 64 critical flaws with 48 allowing remote code execution. Notably, a Microsoft Office Outlook spoofing vulnerability (CVE-2026-124194) is actively exploited in the wild. Additionally, a zero-day use-after-free vulnerability in Google Chrome's XML component (CVE-2026-125350) is confirmed exploited in the wild. The advisory emphasizes prioritizing patching of actively exploited and critical remote code execution vulnerabilities in core services such as Exchange and Active Directory. Mitigations include applying patches and deploying new Snort rules to protect networks during patch rollout.

• blog.talosintelligence.com/never-be-afraid-to-ask-questions/ (opens in a new tab)

• Microsoft Fixes Nearly 1,100 Security VulnerabilitiesExploitedVulnerability2026-11-10
• CVE-2026-124194: Microsoft Office · Microsoft’s November 2026 Patch Tuesday addresses 1093 CVEsExploitedVulnerability2026-11-10
• Exploited Outlook Zero-Day Among 1,094 Flaws Patched by MicrosoftExploitedVulnerability2026-11-10
• CVE-2026-124194: Product ui does not warn user of unsafe actions in Microsoft Office Outlook allows an unauthorizedMediumVulnerability2026-11-10
• XML · Use After FreeHighVulnerability2026-11-10