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Vulnerability record · CVE-2018-0909 · published 14 March 2018

CVE-2018-0909: Microsoft project server cross-site scripting vulnerability

Microsoft · Project Server

Microsoft Project Server 2013 SP1 and Microsoft SharePoint Enterprise Server 2016 allow an elevation of privilege vulnerability to due how specially crafted web requests are sanitized, aka "Microsoft SharePoint Elevation of Privilege Vulnerability". This CVE is unique from CVE-2018-0910, CVE-2018-0911, CVE-2018-0912, CVE-2018-0913, CVE-2018-0914, CVE-2018-0915, CVE-2018-0916, CVE-2018-0917, CVE-2018-0921, CVE-2018-0923, CVE-2018-0944 and CVE-2018-0947.

8.8 CVSS 3.0 High EPSS 4.5% · top 8.8% CWE-79 · Cross-site scripting
8.8CVSS 3.0 base score, v2 6.5
4.5%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
6References
17 Jun 2026Last modified by NVD

Description

Microsoft Project Server 2013 SP1 and Microsoft SharePoint Enterprise Server 2016 allow an elevation of privilege vulnerability to due how specially crafted web requests are sanitized, aka "Microsoft SharePoint Elevation of Privilege Vulnerability". This CVE is unique from CVE-2018-0910, CVE-2018-0911, CVE-2018-0912, CVE-2018-0913, CVE-2018-0914, CVE-2018-0915, CVE-2018-0916, CVE-2018-0917, CVE-2018-0921, CVE-2018-0923, CVE-2018-0944 and CVE-2018-0947.

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.securityfocus.com/bid/103279 Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1040513 Third Party AdvisoryVDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0909 PatchVendor Advisory
http://www.securityfocus.com/bid/103279 Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1040513 Third Party AdvisoryVDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0909 PatchVendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2018-0909), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.