Medium severity · published Dec 5, 2025
CVE-2016-20023
In CKSource CKFinder before 2.5.0.1 for ASP.NET, authenticated users could download any file from the server if the correct path to a file was provided
6.5
CVSS
0.3%
EPSS
No
On KEV
Description
In CKSource CKFinder before 2.5.0.1 for ASP.NET, authenticated users could download any file from the server if the correct path to a file was provided.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 28% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CK
CKFinder · CKSource
2 before 2.5.0.1 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2016-20023
CVE.org
https://www.cve.org/CVERecord?id=CVE-2016-20023
Product
https://download.cksource.com/CKFinder/CKFinder%20for%20ASP.NET/2.5.0.1/
Release Notes
https://ckeditor.com/ckfinder/release-notes/
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