VulnerabilityModified

CVE-2017-11876

HIGH 8.8EPSS 2.47%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (2.47%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Microsoft Project Server and Microsoft SharePoint Enterprise Server 2016 allow an attacker to use cross-site forgery to read content that they are not authorized to read, use the victim's identity to take actions on the web application on behalf of the victim, such as change permissions and delete content, and inject malicious content in the browser of the victim, aka "Microsoft Project Server Elevation of Privilege Vulnerability".

CVSS 3.0: 8.8 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS: 2.47% probability · 84th percentile
Public exploits: None in Exploit-DB
CISA KEV: Not listed
Weakness: CWE-352
Affected: microsoft/project server · microsoft/sharepoint enterprise server
Source: secure@microsoft.com

EPSS trend

EPSS 2.5% since 27 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

References

http://www.securityfocus.com/bid/101754Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1039788Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1039789Third Party Advisory, VDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-11876Issue Tracking, Patch, Vendor Advisory
http://www.securityfocus.com/bid/101754Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1039788Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1039789Third Party Advisory, VDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-11876Issue Tracking, Patch, Vendor Advisory

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