Description
Vvveb CMS 1.0.8.2 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.
Published: 2026-04-20
Score: 8.7 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Wed, 06 May 2026 21:45:00 +0000

Type Values Removed Values Added
Description 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. Vvveb CMS 1.0.8.2 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.
Title Vvveb CMS 1.0.8 Remote Code Execution via Media Upload Vvveb CMS < 1.0.8.2 Remote Code Execution via Media Upload

Wed, 22 Apr 2026 12:15:00 +0000

Type Values Removed Values Added
First Time appeared Vvveb
Vvveb vvveb
Vendors & Products Vvveb
Vvveb vvveb

Tue, 21 Apr 2026 15:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Mon, 20 Apr 2026 20:00:00 +0000

Type Values Removed Values Added
Description 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.
Title Vvveb CMS 1.0.8 Remote Code Execution via Media Upload
Weaknesses CWE-434
References
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 8.7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-05-14T02:09:51.820Z

Reserved: 2026-04-13T18:27:33.300Z

Link: CVE-2026-6249

cve-icon Vulnrichment

Updated: 2026-04-21T13:43:12.583Z

cve-icon NVD

Status : Deferred

Published: 2026-04-20T20:16:48.943

Modified: 2026-05-06T22:16:26.187

Link: CVE-2026-6249

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-05-06T23:00:15Z

Weaknesses