CVEDB API

Vulnerabilities

Vulnerable Software

Vulnerability Details CVE-2026-55045

Out-of-bounds read in Microsoft Office allows an unauthorized attacker to execute code locally.

Exploit prediction scoring system (EPSS) score

EPSS Score 0.003

EPSS Ranking 22.0%

CVSS Severity

CVSS v3 Score 8.4

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-55045

Products affected by CVE-2026-55045

Microsoft » Microsoft 365 » Version: N/A

cpe:2.3:a:microsoft:microsoft_365:-
Microsoft » Office 2016 » Version: N/A

cpe:2.3:a:microsoft:office_2016:-
Microsoft » Office 2019 » Version: N/A

cpe:2.3:a:microsoft:office_2019:-
Microsoft » Office 2021 » Version: N/A

cpe:2.3:a:microsoft:office_2021:-
Microsoft » Office 2024 » Version: N/A

cpe:2.3:a:microsoft:office_2024:-
Microsoft » Sharepoint Server » Version: N/A

cpe:2.3:a:microsoft:sharepoint_server:-
Microsoft » Sharepoint Server » Version: 16.0.10417.20003

cpe:2.3:a:microsoft:sharepoint_server:16.0.10417.20003
Microsoft » Sharepoint Server » Version: 16.0.17328.20246

cpe:2.3:a:microsoft:sharepoint_server:16.0.17328.20246
Microsoft » Sharepoint Server » Version: 16.0.17328.20292

cpe:2.3:a:microsoft:sharepoint_server:16.0.17328.20292
Microsoft » Sharepoint Server » Version: 16.0.17328.20362

cpe:2.3:a:microsoft:sharepoint_server:16.0.17328.20362
Microsoft » Sharepoint Server » Version: 16.0.17928.20356

cpe:2.3:a:microsoft:sharepoint_server:16.0.17928.20356
Microsoft » Sharepoint Server » Version: 16.0.17928.20396

cpe:2.3:a:microsoft:sharepoint_server:16.0.17928.20396
Microsoft » Sharepoint Server » Version: 16.0.18526.20172

cpe:2.3:a:microsoft:sharepoint_server:16.0.18526.20172
Microsoft » Sharepoint Server » Version: 16.0.18526.20286

cpe:2.3:a:microsoft:sharepoint_server:16.0.18526.20286
Microsoft » Sharepoint Server » Version: 16.0.18526.20396

cpe:2.3:a:microsoft:sharepoint_server:16.0.18526.20396
Microsoft » Sharepoint Server » Version: 16.0.18526.20424

cpe:2.3:a:microsoft:sharepoint_server:16.0.18526.20424
Microsoft » Sharepoint Server » Version: 16.0.18526.20508

cpe:2.3:a:microsoft:sharepoint_server:16.0.18526.20508
Microsoft » Sharepoint Server » Version: 16.0.18526.20518

cpe:2.3:a:microsoft:sharepoint_server:16.0.18526.20518
Microsoft » Sharepoint Server » Version: 16.0.19127.20100

cpe:2.3:a:microsoft:sharepoint_server:16.0.19127.20100
Microsoft » Sharepoint Server » Version: 16.0.19127.20262

cpe:2.3:a:microsoft:sharepoint_server:16.0.19127.20262
Microsoft » Sharepoint Server » Version: 16.0.19127.20338

cpe:2.3:a:microsoft:sharepoint_server:16.0.19127.20338
Microsoft » Sharepoint Server » Version: 16.0.19127.20378

cpe:2.3:a:microsoft:sharepoint_server:16.0.19127.20378
Microsoft » Sharepoint Server » Version: 16.0.19127.20442

cpe:2.3:a:microsoft:sharepoint_server:16.0.19127.20442
Microsoft » Sharepoint Server » Version: 2016

cpe:2.3:a:microsoft:sharepoint_server:2016
Microsoft » Sharepoint Server » Version: 2019

cpe:2.3:a:microsoft:sharepoint_server:2019

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Vulnerable Software

Vulnerability Details CVE-2026-55045

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