CVE-2025-21362 — HIGH (8.4)

Q: What is CVE-2025-21362?

CVE-2025-21362 is a vulnerability with a CVSS score of 8.4 (HIGH). Microsoft Excel Remote Code Execution Vulnerability

Q: How severe is CVE-2025-21362?

CVE-2025-21362 has been rated HIGH with a CVSS base score of 8.4/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2025-21362?

Check the references section above for vendor advisories and patch information. Affected products include: Microsoft 365 Apps, Microsoft Excel, Microsoft Office, Microsoft Office Long Term Servicing Channel, Microsoft Office Online Server.

Vulnerability Description

Microsoft Excel Remote Code Execution Vulnerability

CVSS Score

8.4

HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Microsoft	365 Apps	-
Microsoft	Excel	2016
Microsoft	Office	2019
Microsoft	Office Long Term Servicing Channel	2021
Microsoft	Office Online Server	< 16.0.10416.20047

Related Weaknesses (CWE)

CWE-416

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21362PatchVendor Advisory

FAQ

What is CVE-2025-21362?

CVE-2025-21362 is a vulnerability with a CVSS score of 8.4 (HIGH). Microsoft Excel Remote Code Execution Vulnerability

How severe is CVE-2025-21362?

CVE-2025-21362 has been rated HIGH with a CVSS base score of 8.4/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2025-21362?

Check the references section above for vendor advisories and patch information. Affected products include: Microsoft 365 Apps, Microsoft Excel, Microsoft Office, Microsoft Office Long Term Servicing Channel, Microsoft Office Online Server.