High severity · published Oct 31, 2022
CVE-2022-39019
Broken access controls on PDFtron WebviewerUI in M-Files Hubshare
7.5
CVSS
0.4%
EPSS
No
On KEV
Description
Broken access controls on PDFtron WebviewerUI in M-Files Hubshare before 3.3.11.3 allows unauthenticated attackers to upload malicious files to the application server.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 39% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
HU
Hubshare · M-Files
3.3.1.6 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-39019
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-39019
Third Party Advisory
https://www.themissinglink.com.au/security-advisories/cve-2022-39019
More from Hubshare
8.8
CVE-2022-39016
Javascript injection in PDFtron in M-Files Hubshare
7.5
CVE-2022-39018
Broken access controls on PDFtron data in M-Files Hubshare
5.4
CVE-2025-9826
Stored cross-site scripting vulnerability in M-Files Hubshare before version 25.8 allows authenticated attackers to cause script execution for other users
5.4
CVE-2024-9174
Stored HTML Injection in Hubshare social module
5.4
CVE-2024-6124
Reflected XSS in Hubshare via Open Redirect