Investigate Firebase Cloud Messaging legacy server key

Build 2.1 · Scan 2026-10-06T15:57:44.896Z

2 distinct recorded findings; 2 have inspectable metadata. Locations are representative, not an inventory of every source match.

A Firebase Cloud Messaging legacy server key. Anyone with it can send push notifications as the app to all its users — rotate it.

Static evidence does not establish runtime impact. Source excerpts and line numbers were not recorded.

Evidence preview

Evidence type

Static string match

Representative location

res/raw/config_debuging.xml

Recorded match

•••••••• (40+ chars, redacted)

Detector rule

fcm_legacy_key

Recorded file locations