Disclosure summary
Microsoft SharePoint Server contains an unspecified vulnerability that allows an unauthenticated attacker, who has gained access to spoofed JWT authentication tokens, to use them for executing a network attack. This attack bypasses authentication, enabling the attacker to gain administrator privileges.
CISA remediation guidance
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Original records & references
PUBLISHED 2024-01-10T00:00:00-05:00
MODIFIED 2024-01-10T00:00:00-05:00
INGESTED 2026-10-06T11:42:57-04:00