VendorsMicrosoftoffice_online_serverall versions
Vulnerabilities

Microsoft Office Online Server

Ranked by severity, then by exploit likelihood. Click a CVE ID for its full record.

237CVEs
CVE-2026-45469
Microsoft Excel Remote Code Execution Vulnerability
Published 2026-06-09 · Analyzed
7.8EPSS 0.005
CVE-2026-47642
Microsoft Excel Remote Code Execution Vulnerability
Published 2026-07-14 · Analyzed
7.8EPSS 0.005
CVE-2026-50675
Microsoft Excel Remote Code Execution Vulnerability
Published 2026-07-14 · Analyzed
7.8EPSS 0.005
CVE-2026-54131
Microsoft Excel Remote Code Execution Vulnerability
Published 2026-07-14 · Analyzed
7.8EPSS 0.005
CVE-2026-55024
Microsoft Excel Remote Code Execution Vulnerability
Published 2026-07-14 · Analyzed
7.8EPSS 0.005
CVE-2026-55025
Microsoft Excel Remote Code Execution Vulnerability
Published 2026-07-14 · Analyzed
7.8EPSS 0.005
CVE-2026-55031
Microsoft Excel Remote Code Execution Vulnerability
Published 2026-07-14 · Analyzed
7.8EPSS 0.005
CVE-2026-55029
Microsoft Excel Remote Code Execution Vulnerability
Published 2026-07-14 · Analyzed
7.8EPSS 0.005
CVE-2026-55036
Microsoft Excel Remote Code Execution Vulnerability
Published 2026-07-14 · Analyzed
7.8EPSS 0.005
CVE-2026-55037
Microsoft Excel Remote Code Execution Vulnerability
Published 2026-07-14 · Analyzed
7.8EPSS 0.005
CVE-2026-55039
Microsoft Excel Remote Code Execution Vulnerability
Published 2026-07-14 · Analyzed
7.8EPSS 0.005
CVE-2026-55041
Microsoft Excel Remote Code Execution Vulnerability
Published 2026-07-14 · Analyzed
7.8EPSS 0.005
CVE-2026-55044
Microsoft Excel Remote Code Execution Vulnerability
Published 2026-07-14 · Analyzed
7.8EPSS 0.005
CVE-2026-55048
Microsoft Excel Remote Code Execution Vulnerability
Published 2026-07-14 · Analyzed
7.8EPSS 0.005
CVE-2026-55053
Microsoft Excel Remote Code Execution Vulnerability
Published 2026-07-14 · Analyzed
7.8EPSS 0.005
CVE-2026-55137
Microsoft Excel Remote Code Execution Vulnerability
Published 2026-07-14 · Analyzed
7.8EPSS 0.005
CVE-2026-55058
Microsoft Excel Remote Code Execution Vulnerability
Published 2026-07-14 · Analyzed
7.8EPSS 0.005
CVE-2026-55136
Microsoft Excel Remote Code Execution Vulnerability
Published 2026-07-14 · Analyzed
7.8EPSS 0.005
CVE-2026-55131
Microsoft Excel Remote Code Execution Vulnerability
Published 2026-07-14 · Analyzed
7.8EPSS 0.005
CVE-2026-55947
Microsoft Excel Remote Code Execution Vulnerability
Published 2026-07-14 · Analyzed
7.8EPSS 0.005
CVE-2026-55899
Microsoft Excel Remote Code Execution Vulnerability
Published 2026-07-14 · Analyzed
7.8EPSS 0.005
CVE-2025-49711
Microsoft Excel Remote Code Execution Vulnerability
Published 2025-07-08 · Analyzed
7.8EPSS 0.005
CVE-2025-59223
Microsoft Excel Remote Code Execution Vulnerability
Published 2025-10-14 · Analyzed
7.8EPSS 0.004
CVE-2025-59224
Microsoft Excel Remote Code Execution Vulnerability
Published 2025-10-14 · Analyzed
7.8EPSS 0.004
CVE-2025-59225
Microsoft Excel Remote Code Execution Vulnerability
Published 2025-10-14 · Analyzed
7.8EPSS 0.004
CVE-2025-59235
Microsoft Excel Information Disclosure Vulnerability
Published 2025-10-14 · Analyzed
7.1EPSS 0.007
CVE-2025-60726
Microsoft Excel Information Disclosure Vulnerability
Published 2025-11-11 · Analyzed
7.1EPSS 0.006
CVE-2026-32188
Microsoft Excel Information Disclosure Vulnerability
Published 2026-04-14 · Analyzed
7.1EPSS 0.005
CVE-2026-55122
Microsoft Excel Information Disclosure Vulnerability
Published 2026-07-14 · Analyzed
7.1EPSS 0.005
CVE-2025-62202
Microsoft Excel Information Disclosure Vulnerability
Published 2025-11-11 · Analyzed
7.1EPSS 0.005
CVE-2025-59232
Microsoft Excel Information Disclosure Vulnerability
Published 2025-10-14 · Analyzed
7.1EPSS 0.005
CVE-2026-55898
Microsoft Excel Information Disclosure Vulnerability
Published 2026-07-14 · Analyzed
7.1EPSS 0.005
CVE-2026-44818
Microsoft Excel Remote Code Execution Vulnerability
Published 2026-06-09 · Modified
7.0EPSS 0.003
CVE-2026-50678
Microsoft Excel Information Disclosure Vulnerability
Published 2026-07-14 · Analyzed
6.6EPSS 0.005
CVE-2023-23396
Microsoft Excel Denial of Service Vulnerability
Published 2023-03-14 · Modified
6.5EPSS 0.038
CVE-2026-55054
Microsoft Excel Information Disclosure Vulnerability
Published 2026-07-14 · Analyzed
6.5EPSS 0.009
CVE-2020-1442
A spoofing vulnerability exists when an Office Web Apps server does not properly sanitize a specially crafted request, aka 'Office Web Apps XSS Vulnerability'.
Published 2020-07-14 · Modified
6.1EPSS 0.017
CVE-2026-54988
Microsoft Excel Information Disclosure Vulnerability
Published 2026-07-14 · Analyzed
6.1EPSS 0.005
CVE-2018-8247
An elevation of privilege vulnerability exists when Office Web Apps Server 2013 and Office Online Server fail to properly handle web requests, aka "Microsoft Office Elevation of Privilege Vulnerability." This affects Microsoft Office, Microsoft Office Online Server. This CVE ID is unique from CVE-2018-8245.
Published 2018-06-14 · Modified
5.8EPSS 0.035
CVE-2020-0695
A spoofing vulnerability exists when Office Online Server does not validate origin in cross-origin communications correctly, aka 'Microsoft Office Online Server Spoofing Vulnerability'.
Published 2020-02-11 · Modified
5.8EPSS 0.010
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