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Vulnerabilities CVE-2026-55040

CVE-2026-55040

Critical
Open
TLP:CLEAR

Microsoft SharePoint Server Security Feature Bypass Vulnerability

NVD CVE.org

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Details

CVSS Score
9.1
EPSS Score ⓘ
1.63%

73.9th percentile

CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C
Confidence
90%
Published
Jul 14, 2026
Last Modified
Jul 26, 2026
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