CVE-2026-6249
Vvveb CMS 1.0.8 Remote Code Execution via Media Upload
CVSS Score
8.8
EPSS Score
0.0%
EPSS Percentile
0th
Vvveb CMS 1.0.8 contains a remote code execution vulnerability in its media upload handler that allows authenticated attackers to execute arbitrary operating system commands by uploading a PHP webshell with a .phtml extension. Attackers can bypass the extension deny-list and upload malicious files to the publicly accessible media directory, then request the file over HTTP to achieve full server compromise.
| CWE | CWE-434 |
| Vendor | vvveb |
| Product | vvveb cms |
| Published | Apr 20, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Affected Versions
Vvveb / Vvveb CMS
1.0.8
References
Credits
Mohammed EL OUARDANI