CVE-2025-21383

Microsoft Excel Information Disclosure Vulnerability

CVSS v3 7.8 HIGH

7.8^/10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21383	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:excel:2016::::::x64:
	cpe:2.3:a:microsoft:excel:2016::::::x86:
	cpe:2.3:a:microsoft:office:2019::::::x64:
	cpe:2.3:a:microsoft:office:2019::::::x86:
	cpe:2.3:a:microsoft:office:2021::::ltsc::x64:*
	cpe:2.3:a:microsoft:office:2021::::ltsc::x86:*
	cpe:2.3:a:microsoft:office:2021::::ltsc:macos::*
	cpe:2.3:a:microsoft:office:2024::::ltsc::x64:*
	cpe:2.3:a:microsoft:office:2024::::ltsc::x86:*
	cpe:2.3:a:microsoft:office:2024::::ltsc:macos::*

History

19 Feb 2025, 17:21

Type	Values Removed	Values Added
First Time		Microsoft 365 Apps Microsoft office Microsoft excel Microsoft
CPE		cpe:2.3:a:microsoft:office:2019::::::x86: cpe:2.3:a:microsoft:excel:2016::::::x86: cpe:2.3:a:microsoft:office:2024::::ltsc::x64:* cpe:2.3:a:microsoft:excel:2016::::::x64: cpe:2.3:a:microsoft:365_apps:-::::enterprise::x64:* cpe:2.3:a:microsoft:365_apps:-::::enterprise::x86:* cpe:2.3:a:microsoft:office:2021::::ltsc::x86:* cpe:2.3:a:microsoft:office:2021::::ltsc:macos::* cpe:2.3:a:microsoft:office:2024::::ltsc::x86:* cpe:2.3:a:microsoft:office:2019::::::x64: cpe:2.3:a:microsoft:office:2021::::ltsc::x64:* cpe:2.3:a:microsoft:office:2024::::ltsc:macos::*
References	~~() https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21383 -~~	() https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21383 - Patch, Vendor Advisory
Summary		(es) Vulnerabilidad de divulgación de información en Microsoft Excel

11 Feb 2025, 18:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2025-02-11 18:15

Updated : 2025-02-19 17:21

NVD link : CVE-2025-21383

Mitre link : CVE-2025-21383

CVE.ORG link : CVE-2025-21383

JSON object : View

Products Affected

microsoft

excel
office
365_apps

CWE

CWE-125

Out-of-bounds Read

{"id": "CVE-2025-21383", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "secure@microsoft.com", "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}, {"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 3.6, "exploitabilityScore": 1.8}]}, "published": "2025-02-11T18:15:36.963", "references": [{"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21383", "tags": ["Patch", "Vendor Advisory"], "source": "secure@microsoft.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "secure@microsoft.com", "description": [{"lang": "en", "value": "CWE-125"}]}, {"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-125"}]}], "descriptions": [{"lang": "en", "value": "Microsoft Excel Information Disclosure Vulnerability"}, {"lang": "es", "value": "Vulnerabilidad de divulgaci\u00f3n de informaci\u00f3n en Microsoft Excel"}], "lastModified": "2025-02-19T17:21:19.357", "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:excel:2016:*:*:*:*:*:x64:*", "vulnerable": true, "matchCriteriaId": "CD88F667-6773-4DB7-B6C3-9C7B769C0808"}, {"criteria": "cpe:2.3:a:microsoft:excel:2016:*:*:*:*:*:x86:*", "vulnerable": true, "matchCriteriaId": "B342EF98-B414-44D0-BAFB-FCA24294EECE"}, {"criteria": "cpe:2.3:a:microsoft:office:2019:*:*:*:*:*:x64:*", "vulnerable": true, "matchCriteriaId": "CF5DDD09-902E-4881-98D0-CB896333B4AA"}, {"criteria": "cpe:2.3:a:microsoft:office:2019:*:*:*:*:*:x86:*", "vulnerable": true, "matchCriteriaId": "26A3B226-5D7C-4556-9350-5222DC8EFC2C"}, {"criteria": "cpe:2.3:a:microsoft:office:2021:*:*:*:ltsc:*:x64:*", "vulnerable": true, "matchCriteriaId": "1AC0C23F-FC55-4DA1-8527-EB4432038FB0"}, {"criteria": "cpe:2.3:a:microsoft:office:2021:*:*:*:ltsc:*:x86:*", "vulnerable": true, "matchCriteriaId": "A719B461-7869-46D0-9300-D0A348DC26A5"}, {"criteria": "cpe:2.3:a:microsoft:office:2021:*:*:*:ltsc:macos:*:*", "vulnerable": true, "matchCriteriaId": "0DF36AFA-B48C-4423-AD1C-78EEFF85EF2C"}, {"criteria": "cpe:2.3:a:microsoft:office:2024:*:*:*:ltsc:*:x64:*", "vulnerable": true, "matchCriteriaId": "19F65776-446D-404C-A830-990D4232791A"}, {"criteria": "cpe:2.3:a:microsoft:office:2024:*:*:*:ltsc:*:x86:*", "vulnerable": true, "matchCriteriaId": "017875F7-5396-4069-9F9F-0BDA05143A25"}, {"criteria": "cpe:2.3:a:microsoft:office:2024:*:*:*:ltsc:macos:*:*", "vulnerable": true, "matchCriteriaId": "873BD998-9D5A-4C09-A3B3-4DB12ABB6F72"}], "operator": "OR"}]}], "sourceIdentifier": "secure@microsoft.com"}

7.8 /10