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Vulnerabilities

Vulnerability · CVE-2025-47170

Microsoft Office Use After Free

Published Jun 10, 2025 · catalog updated Feb 26, 2026 · Microsoft Microsoft Office LTSC for Mac 2024

Patch now

CVE-2025-47170 is in the CISA known-exploited catalog. Confirm Microsoft Microsoft Office LTSC for Mac 2024 against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Severity
High7.8
Known exploitation
CISA KEV and VulnCheck KEV
EPSS
0.65%
Remediation
Remediation guidance
Affected products
vendor Microsoft Microsoft Office LTSC for Mac 2024 16.0.0 <16.98.25060824 · vendor Microsoft Office

Use after free in Microsoft Office Word allows an unauthorized attacker to execute code locally.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor Microsoft Microsoft Office LTSC for Mac 2024 16.0.0 <16.98.2506082416.0.0 <16.98.25060824
  • vendor Microsoft Officeversion unspecified

How to fix CVE-2025-47170

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2025-47170 is in the CISA known-exploited catalog. Confirm Microsoft Microsoft Office LTSC for Mac 2024 against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Which versions are affected?

Compare what you have installed with Microsoft Microsoft Office LTSC for Mac 2024 16.0.0 <16.98.25060824 16.0.0 <16.98.25060824. Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

What should an analyst verify?

No weakness class is stored. EPSS 0.65%. The CISA KEV listing is the exploitation evidence. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Sep 3, 2025 · VulnCheck KEV

    Detected

    Use after free in Microsoft Office Word allows an unauthorized attacker to execute code locally.

  2. Sep 3, 2025 · CISA KEV

    Known exploited

    Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

  3. Feb 26, 2026 · EUVD

    Updated

    Use after free in Microsoft Office Word allows an unauthorized attacker to execute code locally.

Sources

  • CVE.orgVulnerability recordCVE-2025-47170

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-47170

    30-day exploitation probability 0.6%

    first.org
  • EUVDVulnerability recordEUVD-2025-17729

    Use after free in Microsoft Office Word allows an unauthorized attacker to execute code locally.

    euvd.enisa.europa.eu
  • VulnCheck KEVConfirmed exploitationCVE-2025-47170

    Use after free in Microsoft Office Word allows an unauthorized attacker to execute code locally.

    vulncheck.com

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.