CVE-2026-4809 - Vulnerability Analysis
CriticalCVSS: 9.8Last Updated: March 26, 2026
plank/laravel-mediable - Unrestricted File Upload
Published: March 26, 2026Updated: March 26, 2026Remote Exploitable
Overview
plank/laravel-mediable <= 6.4.0 contains an unrestricted file upload vulnerability caused by accepting client-supplied MIME types during file upload, letting remote attackers upload executable PHP files, potentially leading to remote code execution, exploit requires application to accept client MIME types.
Severity & Score
Severity: Critical
CVSS Score: 9.8
Impact
Remote attackers can upload executable PHP files, potentially leading to remote code execution on the server.
Mitigation
Update to the latest version once available or implement strict server-side MIME type validation.
References
Related Resources
Details
- CVE ID
- CVE-2026-4809
- Severity
- Critical
- CVSS Score
- 9.8
- Type
- unrestricted_file_upload
- Status
- new
CWE
- CWE-434
CVSS Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H