chainlink common vulnerabilities

  1. Not checking for stale prices(this includes missing updatedAt)
  2. Not checking for L2 sequencer down
  3. Forex
  4. fulfillrandomWords reverts
  5. re-requesting randomness
  6. depeg of a bridge assed
  7. not updating frequently(different chains have different heartbeats)
  8. min and max range(in case of flash crashes)