Vulnerability Intelligence Report
Microsoft SharePoint Server Spoofing Vulnerability
CVE-2025-49706
Improper authentication in Microsoft Office SharePoint allows an unauthorized attacker to perform spoofing over a network.
CISA KEV
Nuclei Template
SSVC: Active Exploitation
Authentication Bypass
CVSS Base Score
6.5
MEDIUM
Exploitability:3.9
Impact Score:2.6
EPSS Probability:99.88%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
—
Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-287 ↗CWE-287: Improper Authentication
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| Microsoft | Microsoft SharePoint Enterprise Server 2016 | 16.0.0 < 16.0.5508.1000 (affected) |
| Microsoft | Microsoft SharePoint Server 2019 | 16.0.0 < 16.0.10417.20027 (affected) |
| Microsoft | Microsoft SharePoint Server Subscription Edition | 16.0.0 < 16.0.18526.20424 (affected) |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
CISA KEV
ACTIVE IN CATALOG
Nuclei Template
SCANNER AVAILABLE
EPSS Score
99.879%
GitHub Advisory
Vulnerability Class
Authentication Bypass
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | Microsoft Corporation · Vendor · USA |
| Reserved | 2025-06-09T19:59:44 |
| Published | 2025-07-08T16:58:07 |
| Patch Date | 2025-07-08 |
| Last Updated | 2026-08-04T03:55:53 |
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