CVE-2025-55243
Microsoft OfficePlus Spoofing Vulnerability
- State
- Published
- Severity
- 7.5 High
- Published
- Sep 9, 2025
- Updated
- Feb 20, 2026
- Reserved
- Aug 11, 2025
Description
Exposure of sensitive information to an unauthorized actor in Microsoft Office Plus allows an unauthorized attacker to perform spoofing over a network.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 7.5 High | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C | microsoft |
Weaknesses
- CWE-200 Exposure of Sensitive Information to an Unauthorized Actor
Affected Products
| Product | Versions |
|---|---|
Microsoft OfficePLUSMicrosoft |
|
References
- Microsoft OfficePlus Spoofing Vulnerabilityvendor-advisorypatch
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