Security
Microsoft security updates and public advisory evidence: affected products, fixing updates, exploitation and source coverage.
Fixed by KB5002914Clear
| CVE | Vulnerability | Severity | CVSS | EPSS | Impact | Status | Fixed by |
|---|---|---|---|---|---|---|---|
| CVE-2026-81395 | Microsoft Excel Information Disclosure VulnerabilityMicrosoft Office Excel | Important | 5.5 | 0.5% | Information DisclosureLocal | Revised 17 Sep | KB5002904KB5002914 |
| CVE-2026-81399 | Microsoft Excel Information Disclosure VulnerabilityMicrosoft Office Excel | Important | 5.5 | 0.5% | Information DisclosureLocal | Revised 17 Sep | KB5002904KB5002914 |
| CVE-2026-81400 | Microsoft Excel Information Disclosure VulnerabilityMicrosoft Office Excel | Important | 5.5 | 0.5% | Information DisclosureLocal | Revised 17 Sep | KB5002904KB5002914 |
| CVE-2026-81401 | Microsoft Excel Information Disclosure VulnerabilityMicrosoft Office Excel | Important | 5.5 | 0.5% | Information DisclosureLocal | Revised 17 Sep | KB5002904KB5002910+1 |
| CVE-2026-81958 | Microsoft Excel Information Disclosure VulnerabilityMicrosoft Office Excel | Important | 5.5 | 0.5% | Information DisclosureLocal | Revised 17 Sep | KB5002904KB5002914 |
| CVE-2026-85875 | Microsoft Office Excel Information Disclosure VulnerabilityMicrosoft Office Excel | Important | 5.5 | 0.5% | Information DisclosureLocal | Revised 17 Sep | KB5002904KB5002914 |
Advisories
MSRC guidance without a CVE of its own · 1 advisory
Hardening changes for ReFS volumes on removable mediaStarting with Windows updates released on and after October 13, 2026, Microsoft is making hardening changes to the Resilient File System (ReFS) . This change is not enable by default until 2027. Please see Hardening changes for ReFS volumes on removable media for more information.