Is this the infamous 3rd brake light leak? Stains on both sides of my(02)

Is this the infamous 3rd brake light leak? Stains on both sides of my(02)

Video Screenshot Gallery: Ram 3rd Brake Light Leak

3rd Brake Light Leak on RAM Truck Repair - YouTube
I fixed my Ram 3rd brake light leak - YouTube
Is this the infamous 3rd brake light leak? Stains on both sides of my