Microsoft Office Excel
CVE-2025-21362 — Microsoft Excel Remote Code Execution Vulnerability
Executive Summary
None
Overview
8.4
CVSS HIGH
Critical
MS Severity
Not Exploited
MS Exploit Status
More Likely
MS Exploit Likelihood
CVSS Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RC:C
ATTACK VECTOR
Local
ATTACK COMPLEXITY
Low
PRIVILEGES REQUIRED
None
USER INTERACTION
None
SCOPE
Unchanged
CONFIDENTIALITY
High
INTEGRITY
High
AVAILABILITY
High
EXPLOIT CODE MATURITY
Unproven
REPORT CONFIDENCE
Confirmed
Temporal Score: 7.7
EPSS Score
0.00934
probability of exploitation in the next 30 days
0.56059 percentile - updated 2026-06-21
View on FIRST.org
Affected Products
13 affected products
| Product | KB Article | Severity | Impact | Restart Required |
|---|---|---|---|---|
| Microsoft 365 Apps for Enterprise for 32-bit Systems | Click to Run (Security Update) |
Critical | Remote Code Execution | No |
| Microsoft 365 Apps for Enterprise for 64-bit Systems | Click to Run (Security Update) |
Critical | Remote Code Execution | No |
| Microsoft Excel 2016 (32-bit edition) | 5002673 (Security Update) |
Critical | Remote Code Execution | Maybe |
| Microsoft Excel 2016 (64-bit edition) | 5002673 (Security Update) |
Critical | Remote Code Execution | Maybe |
| Microsoft Office 2019 for 32-bit editions | Click to Run (Security Update) |
Critical | Remote Code Execution | No |
| Microsoft Office 2019 for 64-bit editions | Click to Run (Security Update) |
Critical | Remote Code Execution | No |
| Microsoft Office LTSC 2021 for 32-bit editions | Click to Run (Security Update) |
Critical | Remote Code Execution | No |
| Microsoft Office LTSC 2021 for 64-bit editions | Click to Run (Security Update) |
Critical | Remote Code Execution | No |
| Microsoft Office LTSC 2024 for 32-bit editions | Click to Run (Security Update) |
Critical | Remote Code Execution | No |
| Microsoft Office LTSC 2024 for 64-bit editions | Click to Run (Security Update) |
Critical | Remote Code Execution | No |
| Microsoft Office LTSC for Mac 2021 | Release Notes (Security Update) |
Critical | Remote Code Execution | Yes |
| Microsoft Office LTSC for Mac 2024 | Release Notes (Security Update) |
Critical | Remote Code Execution | Yes |
| Office Online Server | 5002677 (Security Update) |
Critical | Remote Code Execution | Maybe |
Patches
4 patches
| Article | Type | Restart |
|---|---|---|
Click to Run |
Security Update | No |
5002673 |
Security Update | Maybe |
Release Notes |
Security Update | Yes |
5002677 |
Security Update | Maybe |
Known Exploits
No known exploits have been linked for this CVE yet. When available, exploit references will be sourced from public repositories and may be unverified, incomplete, or non-functional. Always review code carefully before use in any environment.
Acknowledgments
0x140ce(Peace & Love)
References
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