Security
Microsoft security updates and public advisory evidence: affected products, fixing updates, exploitation and source coverage.
998Microsoft CVEsreleased Tue 8 Sep
132Critical105 need an update · 27 fixed service-side
2Exploited in the wild
0Publicly disclosed
2In CISA KEV
249Revised since release
Act first · September 2026
Exploited, KEV-listed, or publicly disclosedPatch next · critical, "exploitation more likely", or top 5% EPSS · needs an update154
Showing 3 of 154All critical
| CVE | Vulnerability | Severity | CVSS | EPSS | Impact | Status | Fixed by |
|---|---|---|---|---|---|---|---|
| CVE-2026-80078 | Microsoft Office Information Disclosure VulnerabilityMicrosoft Office | Important | 6.5 | 0.9% | Information DisclosureNetwork | Revised 17 Sep | — |
| CVE-2026-80079 | Microsoft Office Word Information Disclosure VulnerabilityMicrosoft Office Word | Important | 6.5 | 0.9% | Information DisclosureNetwork | KB5002923 | |
| CVE-2026-80082 | Microsoft Office Information Disclosure VulnerabilityMicrosoft Office | Important | 6.5 | 0.9% | Information DisclosureNetwork | Revised 17 Sep | — |
| CVE-2026-80084 | Microsoft Office Outlook Information Disclosure VulnerabilityMicrosoft Office Outlook | Important | 6.5 | 0.9% | Information DisclosureNetwork | KB5002898 | |
| CVE-2026-80086 | Microsoft Office PowerPoint Information Disclosure VulnerabilityMicrosoft Office PowerPoint | Important | 6.5 | 0.9% | Information DisclosureNetwork | Revised 17 Sep | — |
| CVE-2026-80087 | Microsoft Office Information Disclosure VulnerabilityMicrosoft Office | Important | 6.5 | 0.9% | Information DisclosureNetwork | Revised 17 Sep | KB5002916 |
| CVE-2026-80088 | Microsoft Office Word Information Disclosure VulnerabilityMicrosoft Office Word | Important | 6.5 | 0.9% | Information DisclosureNetwork | Revised 17 Sep | KB5002916 |
| CVE-2026-80089 | Microsoft Office Information Disclosure VulnerabilityMicrosoft Office | Important | 6.5 | 0.9% | Information DisclosureNetwork | Revised 17 Sep | KB5002916 |
| CVE-2026-80090 | Microsoft Office Word Information Disclosure VulnerabilityMicrosoft Office Word | Important | 6.5 | 0.9% | Information DisclosureNetwork | Revised 17 Sep | KB5002923 |
| CVE-2026-80091 | Microsoft Office Information Disclosure VulnerabilityMicrosoft Office | Important | 6.5 | 0.9% | Information DisclosureNetwork | Revised 17 Sep | KB5002916 |
| CVE-2026-81381 | GitHub Copilot and Visual Studio Code Information Disclosure VulnerabilityGitHub Copilot and Visual Studio Code | Important | 6.5 | 0.9% | Information DisclosureNetwork | — | |
| CVE-2026-69382 | Microsoft Exchange Server Information Disclosure VulnerabilityMicrosoft Exchange Server | Important | 5.9 | 0.5% | Information DisclosureNetwork | KB5121608KB5121609+2 |