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Project Server CVE-2018-0910

HIGH
Cross-site Scripting (XSS) (CWE-79)
2018-03-14 secure@microsoft.com
8.8
CVSS 3.0 · NVD
View

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A05:2025 - Injection
ASVS 5.0
V1 - Encoding and Sanitization Output encoding, context-aware escaping
MITRE ATT&CK

2 techniques across 2 tactics: Initial Access, Execution

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

Impact

CVSS score of 8.8 (HIGH). Attack characteristics: network attack vector, low complexity, low privileges required, no user interaction not required.

Exploit ScenarioDerived

A remote attacker could inject malicious scripts into web pages viewed by other users by sending crafted requests to the affected application.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).
Patch available 4.7% exploitation probability (EPSS)

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AnalysisAI

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. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. This Cross-Site Scripting (XSS) vulnerability could allow attackers to inject malicious scripts into web pages viewed by other users.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Sanitize all user input, use Content-Security-Policy headers, encode output contextually (HTML, JS, URL). Use frameworks with built-in XSS protection.

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

This vulnerability is classified as Cross-Site Scripting (XSS) (CWE-79), which allows attackers to inject malicious scripts into web pages viewed by other users. 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-2018-0909, 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. Affected products include: Microsoft Project Server, Microsoft Sharepoint Enterprise Server.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 8.8 HIGH
AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

DescriptionNVD

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-2018-0909, 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.

Threat Intelligence Overview

EPSS Score
4.7%
Top 9% exploitable
Data Quality
2 sources
Confidence: Low

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity HIGH
CISA KEV No
Public POC No
EPSS 4.7%
Patch available Yes
Active threat No
Deciding rule
HIGH severity (CVSS 7.0-8.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Scheduled
Exploitation· derived
None
System Exposure· derived
Open
Automatable· derived
No
Human Impact· derived
Medium

Priority Score

49
Low Medium High Critical
KEV: 0
EPSS: +5
CVSS: +44
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Cross-Site Scripting occurs when an application accepts untrusted data and sends it to a web browser without proper validation or encoding.

Affected Products (CPE)NVD

cpe:2.3:a:microsoft:project_server:2013:sp1:*:*:*:*:*:*
cpe:2.3:a:microsoft:sharepoint_enterprise_server:2016:*:*:*:*:*:*:*
CVE-2017-0281 HIGH
7.8 May 12

Microsoft Office 2007 SP3, Office 2010 SP2, Office 2013 SP1, Office 2016, Office Online Server 2016, Office Web Apps 201

CVE-2014-0251 CRITICAL
9.0 May 14

Microsoft Windows SharePoint Services 3.0 SP3; SharePoint Server 2007 SP3, 2010 SP1 and SP2, and 2013 Gold and SP1; Shar

CVE-2015-2503 CRITICAL
9.3 Nov 11

Microsoft Access 2007 SP3, Excel 2007 SP3, InfoPath 2007 SP3, OneNote 2007 SP3, PowerPoint 2007 SP3, Project 2007 SP3, P

CVE-2017-11876 HIGH
8.8 Nov 15

Microsoft Project Server and Microsoft SharePoint Enterprise Server 2016 allow an attacker to use cross-site forgery to

CVE-2018-0944 HIGH
8.8 Mar 14

Microsoft Project Server 2013 SP1 and Microsoft SharePoint Enterprise Server 2016 allows an elevation of privilege vulne

CVE-2018-0916 HIGH
8.8 Mar 14

Microsoft Project Server 2013 SP1 and Microsoft SharePoint Enterprise Server 2016 allow an elevation of privilege vulner

CVE-2018-0915 HIGH
8.8 Mar 14

Microsoft Project Server 2013 SP1 and Microsoft SharePoint Enterprise Server 2016 allow an elevation of privilege vulner

CVE-2018-0914 HIGH
8.8 Mar 14

Microsoft Project Server 2013 SP1 and Microsoft SharePoint Enterprise Server 2016 allow an elevation of privilege vulner

CVE-2018-0913 HIGH
8.8 Mar 14

Microsoft Project Server 2013 SP1 and Microsoft SharePoint Enterprise Server 2016 allow an elevation of privilege vulner

CVE-2018-0912 HIGH
8.8 Mar 14

Microsoft Project Server 2013 SP1 and Microsoft SharePoint Enterprise Server 2016 allow an elevation of privilege vulner

CVE-2018-0911 HIGH
8.8 Mar 14

Microsoft Project Server 2013 SP1 and Microsoft SharePoint Enterprise Server 2016 allow an elevation of privilege vulner

CVE-2018-0909 HIGH
8.8 Mar 14

Microsoft Project Server 2013 SP1 and Microsoft SharePoint Enterprise Server 2016 allow an elevation of privilege vulner

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