CVE-2026-55040
Critical · 9.1 CISA KEVCVSS
9.1
EPSS
69.5%
Published
Jul 14, 2026
CISA due date
Aug 21, 2026
The record
Weak authentication in Microsoft Office SharePoint allows an unauthorized attacker to bypass a security feature over a network.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
|---|
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