CVE-2025-47174
Microsoft Excel Remote Code Execution Vulnerability
HIGH
7.8
CVSS Score
Published: June 10, 2025 at 05:02 PM UTC
Updated: June 17, 2026 at 09:27 AM UTC
4 products affected across 1 vendor365 AppsOffice 2021Office 2024
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Severity
HIGH7.8
Exploit prediction
EPSS 0.5%
SSVC
No known exploit
Description
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
16.0.1 ≤ v < https://aka.ms/OfficeSecurityReleases16.0.1
Affected range stops below https://aka.ms/OfficeSecurityReleases, so it looks safe — our inference, not a vendor statement
16.0.1 ≤ v < https://aka.ms/OfficeSecurityReleases16.0.1
Affected range stops below https://aka.ms/OfficeSecurityReleases, so it looks safe — our inference, not a vendor statement
16.0.0 ≤ v < https://aka.ms/OfficeSecurityReleases16.0.0
Affected range stops below https://aka.ms/OfficeSecurityReleases, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (1)
Vendor AdvisoryPatch
Source: [email protected]
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-47174SSVC — Action Prioritization
SSVCNo known exploitNot automatableTotal impact
SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.
CVSS
7.8HIGHmicrosoft
Vector?
Quick Info
StatusANALYZED
CWE
CWE-122
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