CVE-2025-21354

HIGH EPSS 56.5%
Published Jan 14, 20251y ago · Modified Jun 17, 20262w ago
7.8 CVSS 3.1
High
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Published Jan 14, 2025 1y ago
Last Modified Jun 17, 2026 2w ago

Description

Microsoft Excel Remote Code Execution Vulnerability

CVSS Details

Base Score
7.8
Exploitability
1.8
Impact
5.9
Vector string
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality High
Integrity High
Availability High

Threat Intelligence

EPSS Exploit Probability
56.5% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-822

Affected Products 11

VendorProductVersionRange
microsoft365_apps*any
microsoft365_apps*any
microsoftoffice2019any
microsoftoffice2019any
microsoftoffice_long_term_servicing_channel2021any
microsoftoffice_long_term_servicing_channel2021any
microsoftoffice_long_term_servicing_channel2021any
microsoftoffice_long_term_servicing_channel2024any
microsoftoffice_long_term_servicing_channel2024any
microsoftoffice_long_term_servicing_channel2024any
microsoftoffice_online_server* <16.0.10416.20047

References 1

  • msrc.microsoft.com https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21354
    PatchVendor Advisory

Remediation

  • msrc.microsoft.com https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21354
    PatchVendor Advisory