As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FORWARD WET AREA SEAT TRACK BETWEEN FRAMES 19 AND 20, Y=-276 HAS UPPER SURFACE CORROSION. REMOVED AND REPLACED FWD WET AREA SEAT TRACK AT FRAME 12-20 Y-276MM REF EMB 175 SRM 51-40-08. THIS REPAIR DOESN'T AFFECT THE WEIGHT AND BALANCE. NO FURTHER ACTION REQUIRED.