SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2020-17017

Microsoft SharePoint Information Disclosure Vulnerability

MEDIUM 5.3EPSS 3.83%

Does this matter?

Lower severity and a low EPSS score (3.83%). Track it; it rarely justifies an emergency change on its own.

Description

Microsoft SharePoint Information Disclosure Vulnerability

CVSS 3.1
5.3 MEDIUMCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
EPSS
3.83% probability · 90th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Affected
microsoft/sharepoint enterprise server · microsoft/sharepoint foundation · microsoft/sharepoint server
Source
secure@microsoft.com
EPSS trend
0%3%5%26 October 2026: 3.83%26 October 202626 October 2026

EPSS 3.8% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.