Vulnerability Intelligence Report
Microsoft SharePoint Server Elevation of Privilege Vulnerability
CVE-2023-29357
Microsoft SharePoint Server Elevation of Privilege Vulnerability
CISA KEV
Nuclei Template
SSVC: Active Exploitation
Automatable
CVSS Base Score
9.8
CRITICAL
Exploitability:3.9
Impact Score:5.9
EPSS Probability:99.62%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
—
Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-303 ↗CWE-303: Incorrect Implementation of Authentication Algorithm
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| Microsoft | Microsoft SharePoint Server 2019 | 16.0.0 < 16.0.10399.20005 (affected) |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
CISA KEV
ACTIVE IN CATALOG
Nuclei Template
SCANNER AVAILABLE
EPSS Score
99.618%
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | Microsoft Corporation · Vendor · USA |
| Reserved | 2023-04-04T22:34:18 |
| Published | 2023-06-13T23:26:02 |
| Patch Date | 2023-06-13 |
| Last Updated | 2025-10-21T23:05:46 |
Community Chatter & Buzz