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CVE-2019-0956

23
FAUCET Score

CVE-2019-0956 is an information disclosure vulnerability in Microsoft SharePoint Server and SharePoint Foundation. It allows an attacker to gain access to sensitive information by sending a specially crafted web request that is not properly sanitized. The vulnerability has a CVSS score of 6.5 (Medium) and can be exploited remotely with low attack complexity, leading to high confidentiality impact. While there is no evidence of active exploitation or public exploit code, it has received some community discussion and media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
2016CPE matchmatch criteria
cpe:2.3:a:microsoft:sharepoint_enterprise_server:2016:*:*:*:*:*:*:*
2013CPE matchmatch criteria
cpe:2.3:a:microsoft:sharepoint_foundation:2013:sp1:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

6.5MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
3.6
CvssVersion
3.0

Exploit Intelligence

EPSS Score
5.23%
Probability of exploitation in next 30 days
EPSS Percentile
91.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0523 is in the 98th percentile among its peer group of 21,974 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (3)

microsoftpatch availablevia nvd_reference
View patch
microsoftpatch availablevia msrc
Product: Microsoft SharePoint Enterprise Server 2016
View patch
microsoftpatch availablevia msrc
Product: Microsoft SharePoint Foundation 2013 Service Pack 1
View patch

Vendor Advisories (1)

microsoft2019-May/CVE-2019-0956Important

Microsoft SharePoint Server Information Disclosure Vulnerability

May 14, 2019

References

portal.msrc.microsoft.com / en-US/security-guidance/advisory/CVE-2019-0956
PatchVendor Advisory