CVE-2026-47298: CWE-285: Improper Authorization in Microsoft Microsoft SharePoint Enterprise Server 2016
Improper authorization in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-47298) in Microsoft SharePoint Enterprise Server 2016 is classified as CWE-285 (Improper Authorization). It enables an attacker with some level of authorization to execute code remotely over the network. The CVSS 3.1 base score is 8.0, indicating high severity with high impact on confidentiality, integrity, and availability. Microsoft has released an official fix for this vulnerability, as documented in their security update guide.
Potential Impact
An authorized attacker can exploit this vulnerability to execute arbitrary code remotely on affected Microsoft SharePoint Enterprise Server 2016 systems. This can lead to full compromise of the affected system, impacting confidentiality, integrity, and availability of data and services.
Mitigation Recommendations
An official fix is available from Microsoft. Users of Microsoft SharePoint Enterprise Server 2016 (version 16.0.0) should apply the security update provided by Microsoft as detailed in their advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-47298 to remediate this vulnerability.
CVE-2026-47298: CWE-285: Improper Authorization in Microsoft Microsoft SharePoint Enterprise Server 2016
Description
Improper authorization in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.
CVSS v3.1
Score 8.0high
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-47298) in Microsoft SharePoint Enterprise Server 2016 is classified as CWE-285 (Improper Authorization). It enables an attacker with some level of authorization to execute code remotely over the network. The CVSS 3.1 base score is 8.0, indicating high severity with high impact on confidentiality, integrity, and availability. Microsoft has released an official fix for this vulnerability, as documented in their security update guide.
Potential Impact
An authorized attacker can exploit this vulnerability to execute arbitrary code remotely on affected Microsoft SharePoint Enterprise Server 2016 systems. This can lead to full compromise of the affected system, impacting confidentiality, integrity, and availability of data and services.
Mitigation Recommendations
An official fix is available from Microsoft. Users of Microsoft SharePoint Enterprise Server 2016 (version 16.0.0) should apply the security update provided by Microsoft as detailed in their advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-47298 to remediate this vulnerability.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-05-18T23:53:33.897Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-47298","vendor":"Microsoft"}]
Threat ID: 6a284cf08dd33fbd8566504c
Added to database: 06/09/2026, 17:27:12 UTC
Last enriched: 07/29/2026, 22:04:55 UTC
Last updated: 07/31/2026, 19:30:14 UTC
Views: 86
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