CVE-2026-33687

Sharp (code16/sharp) is a Laravel package where versions before 9.20.0 have an Arbitrary File Upload vulnerability in ApiFormUploadController. A client-controlled validation_rule is passed directly to Laravel’s validator, allowing an attacker to bypass all MIME type and file extension checks (e.g...

GHSA-FR76-5637-W3G9 Sharp has Unrestricted File Upload via Client-Controlled Validation Rules

Summary The code16/sharp Laravel admin panel package contains a vulnerability in its file upload endpoint that allows authenticated users to bypass all file type restrictions. Details The upload endpoint within the ApiFormUploadController accepts a client-controlled validationrule parameter. This...