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Δ / VULNERABILITY RECORD

CVE-2025-49703.

Source-reported disclosure and enrichment record.

SEVERITY / CVSSHIGH / 7.8No severity score in this snapshot.
EXPLOITATION STATUSNot listed in the cached KEV catalogThis does not establish absence of exploitation.
RECORD STATUSMicrosoft vendor recordModified Jul 15, 2025

Disclosure summary

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

Source-reported weakness categories

CWE-416

Source-specific records & product guidance

Sources retain their own attribution and scoring. Follow the original record to confirm affected versions, fixed releases, and configuration conditions.

Microsoft Security Updates (CVRF) · 2025-Jul

Open original source · Updated Jul 15, 2025

Microsoft Word Remote Code Execution Vulnerability

Maximum of vendor-reported product scores; products and fixed builds are associations, not a universal affected-version statement.

Microsoft maximum product score: 7.8

VendorProduct / associationVersion / bounds
Microsoft update guideMicrosoft SharePoint Enterprise Server 2016 (MSRC status code 3)
Microsoft update guideMicrosoft SharePoint Server 2019 (MSRC status code 3)
Microsoft update guideMicrosoft Office 2019 for 32-bit editions (MSRC status code 3)
Microsoft update guideMicrosoft Office 2019 for 64-bit editions (MSRC status code 3)
Microsoft update guideMicrosoft 365 Apps for Enterprise for 32-bit Systems (MSRC status code 3)
Microsoft update guideMicrosoft 365 Apps for Enterprise for 64-bit Systems (MSRC status code 3)
Microsoft update guideMicrosoft Office LTSC for Mac 2021 (MSRC status code 3)
Microsoft update guideMicrosoft Office LTSC 2021 for 64-bit editions (MSRC status code 3)
Microsoft update guideMicrosoft Office LTSC 2021 for 32-bit editions (MSRC status code 3)
Microsoft update guideMicrosoft Office LTSC 2024 for 32-bit editions (MSRC status code 3)
Microsoft update guideMicrosoft Office LTSC 2024 for 64-bit editions (MSRC status code 3)
Microsoft update guideMicrosoft Office LTSC for Mac 2024 (MSRC status code 3)
Microsoft update guideMicrosoft Word 2016 (32-bit edition) (MSRC status code 3)
Microsoft update guideMicrosoft Word 2016 (64-bit edition) (MSRC status code 3)

Vendor remediation references

  • 5002744 · build 16.0.5508.1000 · product IDs 10950
  • Vendor guidance · product IDs 10950
  • 5002743 · build 16.0.5508.1000 · product IDs 10950
  • Vendor guidance · product IDs 10950
  • 5002741 · build 16.0.10417.20027 · product IDs 11585
  • Vendor guidance · product IDs 11585
  • 5002739 · build 16.0.10417.20027 · product IDs 11585
  • Vendor guidance · product IDs 11585
  • Click to Run · build https://aka.ms/OfficeSecurityReleases · product IDs 11573, 11574, 11762, 11763, 11952, 11953, 12420, 12421
  • Vendor guidance · product IDs 11573, 11574, 11762, 11763, 11952, 11953, 12420, 12421
  • Release Notes · build 16.99.25071321 · product IDs 11951
  • Vendor guidance · product IDs 11951
  • Release Notes · build 16.99.25071321 · product IDs 12440
  • Vendor guidance · product IDs 12440
  • 5002745 · build 16.0.5508.1000 · product IDs 10746, 10747
  • Vendor guidance · product IDs 10746, 10747

Original records & references

PUBLISHED 2025-07-08T03:00:00-04:00
MODIFIED 2025-07-15T03:00:00-04:00
INGESTED 2026-10-08T12:45:49-04:00