DRUPAL-CONTRIB-2019-060 This module provides an autocomplete widget for text fields that suggests all existing (previously entered) values for that field.
An attacker can read autocomplete suggestions for text fields without proper authorization, potentially exposing previously entered data.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is DRUPAL-CONTRIB-2019-060?
DRUPAL-CONTRIB-2019-060 is a missing authorization vulnerability in drupal/existing_values_autocomplete_widget, published on 24 Jul 2019. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
This module provides an autocomplete widget for text fields that suggests all existing (previously entered) values for that field.
The module doesn't sufficiently check for proper access permission before returning autocomplete results.
This vulnerability is mitigated by the fact that an attacker must know the route to the autocomplete callback controller though this is easily known.
Which versions are affected by DRUPAL-CONTRIB-2019-060?
Linux distribution packages (1)
drupal/existing_values_autocomplete_widget Packagist:https://packages.drupal.org/8 | All versions | 1.2.0 |
How do I fix DRUPAL-CONTRIB-2019-060?
Apply the vendor's patch.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is DRUPAL-CONTRIB-2019-060 being exploited?
There is no known exploitation of DRUPAL-CONTRIB-2019-060 in the wild and no public exploit code.