As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEFT SIDE SEAT RAILS AT STRINGER 15L ARE CORRODED IN MULTIPLE LOCATIONS, BETWEEN FS 597 - FS 661+90. REMOVED DAMAGED SEAT RAILS & REPLACED WITH NEW SERVICEABLE SEAT RAILS BETWEEN FS 597 & FS 661+90 IAW REO:670-53-00-343 & AMM 53-00-49-400-801-A07.