Office Online Server
- Software type
- Application server
- Total vulnerabilities (90 days)
- Products & ServicesProducts & Services
- SolutionsSolutions
- PricingPricing
- CompanyCompany
- ResourcesResources
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As of 10/18/2026, Office Online Server recorded 40 security vulnerabilities in the last 90 days, of which 31 are rated High or Critical. None of these vulnerabilities is actively exploited (KEV) according to CISA's catalog. CyStack recommends that organizations and individual users apply patches as soon as possible.
CyStack does not yet have sufficient official-source data to identify the latest version of Office Online Server and determine which vulnerabilities affect that version.
CyStack VulnScan continuously discovers assets, validates vulnerabilities, and helps security teams prioritize remediation across the organization.
CVE-2026-108446Microsoft Office Excel Remote Code Execution VulnerabilityCVE-2026-100212Microsoft Office Excel Remote Code Execution VulnerabilityCVE-2026-100210Microsoft Office Excel Remote Code Execution VulnerabilityCVE-2026-97768Microsoft Office Excel Remote Code Execution VulnerabilityCVE-2026-97772Microsoft Office Excel Remote Code Execution Vulnerability| Vulnerability | Exploitation status | Fix | Published | Severity |
|---|---|---|---|---|
CVE-2026-108446Microsoft Office Excel Remote Code Execution Vulnerability | Exploitation statusNot exploited | FixYes |
| SeverityHigh |
CVE-2026-100212Microsoft Office Excel Remote Code Execution Vulnerability | Exploitation statusNot exploited | FixYes | Published10/13/2026 | SeverityHigh |
|---|
CVE-2026-100210Microsoft Office Excel Remote Code Execution Vulnerability | Exploitation statusNot exploited | FixYes | Published10/13/2026 | SeverityHigh |
|---|
CVE-2026-97768Microsoft Office Excel Remote Code Execution Vulnerability | Exploitation statusNot exploited | FixYes | Published10/13/2026 | SeverityHigh |
|---|
CVE-2026-97772Microsoft Office Excel Remote Code Execution Vulnerability | Exploitation statusNot exploited | FixYes | Published10/13/2026 | SeverityHigh |
|---|
CVE-2026-97775Microsoft Office Excel Remote Code Execution Vulnerability | Exploitation statusNot exploited | FixYes | Published10/13/2026 | SeverityHigh |
|---|
CVE-2026-97763Microsoft Office Excel Remote Code Execution Vulnerability | Exploitation statusNot exploited | FixYes | Published10/13/2026 | SeverityHigh |
|---|
CVE-2026-97004Microsoft Office Excel Remote Code Execution Vulnerability | Exploitation statusNot exploited | FixYes | Published10/13/2026 | SeverityHigh |
|---|
CVE-2026-97746Microsoft Office Excel Remote Code Execution Vulnerability | Exploitation statusNot exploited | FixYes | Published10/13/2026 | SeverityHigh |
|---|
CVE-2026-97760Microsoft Office Excel Information Disclosure Vulnerability | Exploitation statusNot exploited | FixYes | Published10/13/2026 | SeverityMedium |
|---|
199 Results | Page 1 of 20