CVE-2026-32201: CWE-20: Improper Input Validation in Microsoft Microsoft SharePoint Enterprise Server 2016
CVE-2026-32201 is a medium severity vulnerability in Microsoft SharePoint Enterprise Server 2016 version 16.0.0. It is caused by improper input validation, which allows an unauthorized attacker to perform spoofing attacks over a network. An official fix is available from Microsoft to address this issue.
AI Analysis
Technical Summary
This vulnerability in Microsoft SharePoint Enterprise Server 2016 (version 16.0.0) stems from improper input validation (CWE-20). It enables an attacker without privileges to conduct spoofing attacks remotely. The CVSS 3.1 base score is 6.5, reflecting network attack vector, low attack complexity, no privileges or user interaction required, and impacts on confidentiality and integrity. Microsoft has published an official fix to remediate this vulnerability.
Potential Impact
An attacker can exploit this flaw to spoof identities or data over the network, potentially leading to unauthorized information disclosure and integrity compromise. There is no impact on availability. No known exploits are reported in the wild at this time.
Mitigation Recommendations
Apply the official fix provided by Microsoft for SharePoint Enterprise Server 2016 version 16.0.0 as detailed in the Microsoft Security Response Center advisory (https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-32201). This patch addresses the improper input validation and mitigates the spoofing risk.
CVE-2026-32201: CWE-20: Improper Input Validation in Microsoft Microsoft SharePoint Enterprise Server 2016
Description
CVE-2026-32201 is a medium severity vulnerability in Microsoft SharePoint Enterprise Server 2016 version 16.0.0. It is caused by improper input validation, which allows an unauthorized attacker to perform spoofing attacks over a network. An official fix is available from Microsoft to address this issue.
CVSS v3.1
Score 6.5medium
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability in Microsoft SharePoint Enterprise Server 2016 (version 16.0.0) stems from improper input validation (CWE-20). It enables an attacker without privileges to conduct spoofing attacks remotely. The CVSS 3.1 base score is 6.5, reflecting network attack vector, low attack complexity, no privileges or user interaction required, and impacts on confidentiality and integrity. Microsoft has published an official fix to remediate this vulnerability.
Potential Impact
An attacker can exploit this flaw to spoof identities or data over the network, potentially leading to unauthorized information disclosure and integrity compromise. There is no impact on availability. No known exploits are reported in the wild at this time.
Mitigation Recommendations
Apply the official fix provided by Microsoft for SharePoint Enterprise Server 2016 version 16.0.0 as detailed in the Microsoft Security Response Center advisory (https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-32201). This patch addresses the improper input validation and mitigates the spoofing risk.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-03-11T01:49:58.658Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-32201","vendor":"Microsoft"}]
Threat ID: 69de7a3682d89c981fd6bd3a
Added to database: 04/14/2026, 17:32:38 UTC
Last enriched: 07/30/2026, 15:53:47 UTC
Last updated: 07/31/2026, 19:22:58 UTC
Views: 277
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