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CVE-2022-50916

e107 CMS v3.2.1 - Upload restriction bypass (Authenticated [Admin])+ Server file override

Published: Jan 13, 2026Updated: Jan 16, 2026 Sources: CVE List NVDCWE-434
NVD MITRE
7.2CVSSHIGH
EPSS Score
0.8%
Top 48.1%
CISA KEV
Not in KEV
Exploits
1 Known
Remediation
No Fix Available

Description

e107 CMS version 3.2.1 contains a file upload vulnerability that allows authenticated administrators to override server files through the Media Manager import functionality. Attackers can exploit the upload mechanism by manipulating the upload URL parameter to overwrite existing files like top.php in the web application directory.

CVSS Vector Breakdown

AV:NAC:LPR:HUI:NS:UC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:HPrivileges Required
High
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
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Weaknesses

CWE-434

Affected Products

e107 CMSe107
On-prem
Web & CMS Plugins / cms-core
e107e107
On-premWeb App
Web & CMS Plugins / cms-core
e107oss-projectWeb & CMS Pluginsaka e107 cms, e107

Attack Graph

Products CVE Techniques Tactics

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Exploitability

1 exploit source identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

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MITRE ATT&CK

3 techniques
Command and Control
Initial Access
Persistence
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References

https://www.exploit-db.com/exploits/50910
exploit-db.com
https://e107.org/
e107.org
https://e107.org/download
e107.org
and 1 more references View all →

Timeline

Published
Jan 13, 2026
Last Updated
Jan 16, 2026

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