DRUPAL-CONTRIB-2021-023 This module provides a user interface that allows the implementation and use of *Form modes* without custom development.
Attackers with specific form mode permissions can bypass access restrictions to modify entity forms, requiring a module update.
- 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-2021-023?
DRUPAL-CONTRIB-2021-023 is a missing authorization vulnerability in drupal/form_mode_manager, published on 21 Jul 2021. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
This module provides a user interface that allows the implementation and use of Form modes without custom development.
The module does not sufficiently respect access restrictions to entity forms for routes it creates to use specific form modes.
This vulnerability is mitigated by the fact that an attacker must have a role with the permission to use a specific form mode, for example use X form mode.
Which versions are affected by DRUPAL-CONTRIB-2021-023?
Linux distribution packages (1)
drupal/form_mode_manager Packagist:https://packages.drupal.org/8 | All versions | 1.4.0 |
How do I fix DRUPAL-CONTRIB-2021-023?
Upgrade to a fixed version.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is DRUPAL-CONTRIB-2021-023 being exploited?
There is no known exploitation of DRUPAL-CONTRIB-2021-023 in the wild and no public exploit code.