Microsoft Office SharePoint
CVE-2020-16941 — Microsoft SharePoint Information Disclosure Vulnerability
Executive Summary
An information disclosure vulnerability exists when Microsoft SharePoint Server improperly discloses its folder structure when rendering specific web pages. An attacker who took advantage of this information disclosure could view the folder path of scripts loaded on the page. To take advantage of the vulnerability, an attacker would require access to the specific SharePoint page affected by this vulnerability. The security update addresses the vulnerability by correcting how scripts are referenced on some SharePoint pages.
Overview
4.1
CVSS MEDIUM
Important
MS Severity
Not Exploited
MS Exploit Status
Less Likely
MS Exploit Likelihood
CVSS Vector
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:N/E:P/RL:O/RC:C
ATTACK VECTOR
Local
ATTACK COMPLEXITY
High
PRIVILEGES REQUIRED
High
USER INTERACTION
None
SCOPE
Unchanged
CONFIDENTIALITY
High
INTEGRITY
None
AVAILABILITY
None
EXPLOIT CODE MATURITY
Proof-of-Concept
REMEDIATION LEVEL
Official Fix
REPORT CONFIDENCE
Confirmed
Temporal Score: 3.7
EPSS Score
0.00898
probability of exploitation in the next 30 days
0.56503 percentile - updated 2026-08-14
View on FIRST.org
Affected Products
4 affected products
| Product | KB Article | Severity | Impact | Restart Required |
|---|---|---|---|---|
| Microsoft SharePoint Enterprise Server 2016 | 4486677 (Security Update) |
Important | Information Disclosure | Maybe |
| Microsoft SharePoint Foundation 2010 Service Pack 2 | 4486708 (Security Update) |
Important | Information Disclosure | Maybe |
| Microsoft SharePoint Foundation 2013 Service Pack 1 | 4486694 (Security Update) |
Important | Information Disclosure | Maybe |
| Microsoft SharePoint Server 2019 | 4486676 (Security Update) |
Important | Information Disclosure | Maybe |
Patches
4 patches
| Article | Type | Restart |
|---|---|---|
4486677 |
Security Update | Maybe |
4486708 |
Security Update | Maybe |
4486694 |
Security Update | Maybe |
4486676 |
Security Update | Maybe |
Exploits & PoC
No public exploit or PoC has been linked for this CVE yet. When available, references are sourced from public repositories and may be unverified or non-functional — review carefully before use.
Detection Rules
No public Sigma or Nuclei detection rule has been mapped to this CVE yet. Coverage is concentrated on exploited / high-profile vulnerabilities; check SigmaHQ for updates.
Acknowledgments
Markus Wulftange (@mwulftange)
References
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