CVE-2026-32759 File Browser TUS Negative Upload-Length Fires Post-Upload Hooks Prematurely

File Browser is a file managing interface for uploading, deleting, previewing, renaming, and editing files within a specified directory. In versions on the 2.x branch prior to 2.33.8, the TUS resumable upload handler parses the Upload-Length header as a signed 64-bit integer without validating th...