Drupal 8.6.10 8.5.11 - REST Module Remote Code Execution

Drupal 8.6.10 8.5.11 - REST Module Remote Code Execution Analyzing the patch By diffing Drupal 8.6.9 and 8.6.10, we can see that in the REST module, FieldItemNormalizer now uses a new trait, SerializedColumnNormalizerTrait. This trait provides the checkForSerializedStrings method, which in short...