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Description

Microsoft SharePoint Online Elevation of Privilege Vulnerability

PUBLISHED Reserved 2025-09-11 | Published 2025-11-20 | Updated 2025-11-26 | Assigner microsoft




CRITICAL: 9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

Problem types

CWE-502: Deserialization of Untrusted Data

Product status

Any version
affected

References

msrc.microsoft.com/update-guide/vulnerability/CVE-2025-59245 (Microsoft SharePoint Online Elevation of Privilege Vulnerability) vendor-advisory

cve.org (CVE-2025-59245)

nvd.nist.gov (CVE-2025-59245)

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