CVE-2017-8569 json
Microsoft SharePoint Server allows an elevation of privilege vulnerability due to the way that it sanitizes a specially crafted web request…
published 2017-07-11 9 y ago modified 2026-06-17 4 mo ago also EUVD-2017-17519
- cvss
- 8.8
- version 3.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 5.4%
- EPSS 5.4% chance of exploitation in 30 days, percentile 92%
- public exploits
- 0
- none known
Summary
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".
Patch / fix
Exploit prediction
5.38% chance of exploitation in the next 30 days, higher than 92% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.0 | 8.8 | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 6.5 | AV:N/AC:L/Au:S/C:P/I:P/A:P |
Affected products
- Microsoft Corporation Microsoft SharePoint Enterprise Server 2016
Classification
- Weakness
-
- CWE-79 Improper Neutralization of Input During Web Page Generation
References
-
portal.msrc.microsoft.com
/en-us/security-guidance/advisory/CVE-2017-8569
patch, vendor-advisory
-
securityfocus.com
/bid/99447
vdb-entry, third-party-advisory
-
securitytracker.com
/id/1038861
vdb-entry, third-party-advisory
Sources
- CVE List CVE-2017-8569
- NVD CVE-2017-8569
Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.