CVE-2026-11411 iAI Lab PDF AI App chatpdf.pro getExternalCacheDir path traversal

A security flaw has been discovered in iAI Lab PDF AI App 4.21.0 on Android. Impacted is the function getExternalCacheDir of the component chatpdf.pro. Performing a manipulation of the argument displayname results in path traversal. The attack requires a local approach. The exploit has been...