Description
Deserialization of untrusted data in Microsoft Office Outlook allows an unauthorized attacker to perform spoofing over a network.
CVSS Metrics
- Vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- Attack Vector
- network
- Complexity
- low
- Privileges
- none
- User Action
- none
- Scope
- unchanged
- Confidentiality
- high
- Integrity
- none
- Availability
- none
- Weaknesses
- CWE-502
Metadata
- Primary Vendor
- MICROSOFT
- Published
- 2/10/2026
- Last Modified
- 2/11/2026
- Source
- NIST NVD
- Note: Verify all details with official vendor sources before applying patches.
Affected Products
microsoft : 365_appsmicrosoft : 365_appsmicrosoft : officemicrosoft : officemicrosoft : office_long_term_servicing_channelmicrosoft : office_long_term_servicing_channelmicrosoft : office_long_term_servicing_channelmicrosoft : office_long_term_servicing_channelmicrosoft : office_long_term_servicing_channelmicrosoft : office_long_term_servicing_channelmicrosoft : sharepoint_servermicrosoft : sharepoint_servermicrosoft : sharepoint_servermicrosoft : wordmicrosoft : word
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