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Δ / VULNERABILITY RECORD

CVE-2025-55243.

Source-reported disclosure and enrichment record.

SEVERITY / CVSSHIGH / 7.5No severity score in this snapshot.
EXPLOITATION STATUSNot listed in the cached KEV catalogThis does not establish absence of exploitation.
RECORD STATUSMicrosoft vendor recordModified Sep 09, 2025

Disclosure summary

Exposure of sensitive information to an unauthorized actor in Microsoft Office Plus allows an unauthorized attacker to perform spoofing over a network.

Source-reported weakness categories

CWE-200

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-Sep

Open original source · Updated Sep 09, 2025

Microsoft OfficePlus Spoofing Vulnerability

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

Microsoft maximum product score: 7.5

VendorProduct / associationVersion / bounds
Microsoft update guideMicrosoft OfficePLUS (MSRC status code 3)

Vendor remediation references

Original records & references

PUBLISHED 2025-09-09T03:00:00-04:00
MODIFIED 2025-09-09T03:00:00-04:00
INGESTED 2026-10-08T12:45:43-04:00