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CVE-2026-55142

MEDIUM
5.5
CVSS 3.1

Metadata

CVE ID
CVE-2026-55142
State
PUBLISHED
Assigner
microsoft
Reserved
2026-06-16 15:03 UTC
Published
2026-07-14 17:09 UTC
Last updated
2026-07-14 19:28 UTC
Primary CWE
CWE-197
CWE-197: Numeric Truncation Error
Vendor / Product
Microsoft / Microsoft 365 Apps for Enterprise
Sources
cve.org  ·  NVD

Severity & Metrics

5.5 MEDIUM CVSS 3.1
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C
SSVC — CISA Coordinator
Exploitation
none
Automatable
no
Tech. Impact
partial
Affected products (9)
VendorProductPlatformVersions
Microsoft Microsoft 365 Apps for Enterprise 32-bit Systems,x64-based Systems 16.0.1 < https://aka.ms/OfficeSecurityReleases
Microsoft Microsoft Office 2019 32-bit Systems,x64-based Systems 19.0.0 < https://aka.ms/OfficeSecurityReleases
Microsoft Microsoft Office 365 for Mac — 1.0.0 < 16.111.26071215
Microsoft Microsoft Office LTSC 2021 32-bit Systems,x64-based Systems 16.0.1 < https://aka.ms/OfficeSecurityReleases
Microsoft Microsoft Office LTSC 2024 32-bit Systems,x64-based Systems 16.0.0 < https://aka.ms/OfficeSecurityReleases
Microsoft Microsoft SharePoint Enterprise Server 2016 x64-based Systems 16.0.0 < 16.0.5561.1001
Microsoft Microsoft SharePoint Server 2019 x64-based Systems 16.0.0 < 16.0.10417.20175
Microsoft Microsoft SharePoint Server Subscription Edition x64-based Systems 16.0.0 < 16.0.19725.20434
Microsoft Microsoft Word 2016 32-bit Systems,x64-based Systems 16.0.1 < 16.0.5561.1000
Weakness (CWE)
CWESourceDescription
CWE-197 cna CWE-197: Numeric Truncation Error
CVSS scores (1)
ScoreSeverityVersionSourceVector
5.5 MEDIUM 3.1 cna CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C
References (1)
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