CVE-2026-41412 alf.io vulnerable to Arbitrary File Read and Exfil via simpleHttpClient Extension Script

alf.io is an open source ticket reservation system for conferences, trade shows, workshops, and meetups. Prior to version 2.0-M5-2606, the alf.io extension sandbox injects a fully-functional HTTP client simpleHttpClient into every extension script's scope. The postFileAndSaveResponse method accep...