Arbitrary File Upload Affecting funadmin/funadmin package, versions >=7.1.0-rc1
Threat Intelligence
Snyk has a proof-of-concept or detailed explanation of how to exploit this vulnerability.
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
Do your applications use this vulnerable package?
In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.
Test your applicationsSnyk Learn
Learn about Arbitrary File Upload vulnerabilities in an interactive lesson.
Start learning- Snyk IDSNYK-PHP-FUNADMINFUNADMIN-16419404
- published5 May 2026
- disclosed4 May 2026
- creditanch0r
Introduced: 4 May 2026
NewCVE-2026-7733 (opens in a new tab)How to fix?
A fix was pushed into the master branch but not yet published.
Overview
Affected versions of this package are vulnerable to Arbitrary File Upload via the chunkUpload function in UploadService.php. An attacker can upload arbitrary files by sending crafted requests to the affected endpoint.