As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
HN00269920 DISCREPANCY: WHILE PERFORMING REPLACEMENT OF PASSENGER DOOR HINGE FUSELAGE SIDE, FOUND PREVIOUSLY INSTALLED FREEZE PLUG ON SKIN SIDE AT FS333.00 TO BE DAMAGED BEYOND USE. REQUIRES REPLACED. CORRECTIVE ACTION: COMPLIED WITH CRJ 700 MHIRJ REO 670-53-21-2711 REV D DATE 2025-12-31. 670-53-21-2711-1