CVE-2025-21354

Microsoft Excel Remote Code Execution Vulnerability

CVSS v3 8.4 HIGH

8.4^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.5 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21354	Patch Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:microsoft:365_apps:-::::enterprise::x64:*
	cpe:2.3:a:microsoft:365_apps:-::::enterprise::x86:*
	cpe:2.3:a:microsoft:office:2019:::::-:x64:*
	cpe:2.3:a:microsoft:office:2019:::::-:x86:*
	cpe:2.3:a:microsoft:office_long_term_servicing_channel:2021::::::x64:
	cpe:2.3:a:microsoft:office_long_term_servicing_channel:2021::::::x86:
	cpe:2.3:a:microsoft:office_long_term_servicing_channel:2021:::::macos::
	cpe:2.3:a:microsoft:office_long_term_servicing_channel:2024::::::x64:
	cpe:2.3:a:microsoft:office_long_term_servicing_channel:2024::::::x86:
	cpe:2.3:a:microsoft:office_long_term_servicing_channel:2024:::::macos::
	cpe:2.3:a:microsoft:office_online_server::::::::

History

No history.

Information

Published : 2025-01-14 18:16

Updated : 2025-08-25 02:11

NVD link : CVE-2025-21354

Mitre link : CVE-2025-21354

CVE.ORG link : CVE-2025-21354

JSON object : View

Products Affected

microsoft

office
office_long_term_servicing_channel
office_online_server
365_apps

CWE

CWE-822

Untrusted Pointer Dereference

NVD-CWE-noinfo

{"id": "CVE-2025-21354", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "[email protected]", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.4, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 2.5}, {"type": "Primary", "source": "[email protected]", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.8}]}, "published": "2025-01-14T18:16:00.947", "references": [{"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21354", "tags": ["Patch", "Vendor Advisory"], "source": "[email protected]"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "[email protected]", "description": [{"lang": "en", "value": "CWE-822"}]}, {"type": "Primary", "source": "[email protected]", "description": [{"lang": "en", "value": "NVD-CWE-noinfo"}]}], "descriptions": [{"lang": "en", "value": "Microsoft Excel Remote Code Execution Vulnerability"}, {"lang": "es", "value": "Vulnerabilidad de ejecuci\u00f3n remota de c\u00f3digo en Microsoft Excel"}], "lastModified": "2025-08-25T02:11:25.293", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:microsoft:365_apps:-:*:*:*:enterprise:*:x64:*", "vulnerable": true, "matchCriteriaId": "3259EBFE-AE2D-48B8-BE9A-E22BBDB31378"}, {"criteria": "cpe:2.3:a:microsoft:365_apps:-:*:*:*:enterprise:*:x86:*", "vulnerable": true, "matchCriteriaId": "CD25F492-9272-4836-832C-8439EBE64CCF"}, {"criteria": "cpe:2.3:a:microsoft:office:2019:*:*:*:*:-:x64:*", "vulnerable": true, "matchCriteriaId": "68F37A38-9BC3-43FD-8E71-4EED079156D4"}, {"criteria": "cpe:2.3:a:microsoft:office:2019:*:*:*:*:-:x86:*", "vulnerable": true, "matchCriteriaId": "AFFA09D5-9992-462F-B52E-A1DDE2462064"}, {"criteria": "cpe:2.3:a:microsoft:office_long_term_servicing_channel:2021:*:*:*:*:*:x64:*", "vulnerable": true, "matchCriteriaId": "75F7306B-D1DA-48C2-AF87-4480E161D794"}, {"criteria": "cpe:2.3:a:microsoft:office_long_term_servicing_channel:2021:*:*:*:*:*:x86:*", "vulnerable": true, "matchCriteriaId": "BA9BCD55-F71E-4920-B906-A1386843776A"}, {"criteria": "cpe:2.3:a:microsoft:office_long_term_servicing_channel:2021:*:*:*:*:macos:*:*", "vulnerable": true, "matchCriteriaId": "BF0E8112-5B6F-4E55-8E40-38ADCF6FC654"}, {"criteria": "cpe:2.3:a:microsoft:office_long_term_servicing_channel:2024:*:*:*:*:*:x64:*", "vulnerable": true, "matchCriteriaId": "C461C8D7-D6DC-47E2-BF64-0872A4D24E43"}, {"criteria": "cpe:2.3:a:microsoft:office_long_term_servicing_channel:2024:*:*:*:*:*:x86:*", "vulnerable": true, "matchCriteriaId": "875BEC9A-6123-48A9-8B89-88AEA8422B89"}, {"criteria": "cpe:2.3:a:microsoft:office_long_term_servicing_channel:2024:*:*:*:*:macos:*:*", "vulnerable": true, "matchCriteriaId": "EF3E56B5-E6A6-4061-9380-D421E52B9199"}, {"criteria": "cpe:2.3:a:microsoft:office_online_server:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "AD3DBDB8-3DE3-47EC-9ACA-BC22CADFFFC9", "versionEndExcluding": "16.0.10416.20047"}], "operator": "OR"}]}], "sourceIdentifier": "[email protected]"}