DRUPAL-CONTRIB-2018-008 This module enables you to show referenced entities in tabs.
An attacker with content creation permissions can inject malicious scripts into referenced entity tabs, potentially leading to code execution or account takeover.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is DRUPAL-CONTRIB-2018-008?
DRUPAL-CONTRIB-2018-008 is a cross-site scripting vulnerability in drupal/entity_ref_tab_formatter, published on 7 Feb 2018. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Official description
This module enables you to show referenced entities in tabs.
The module doesn't sufficiently sanitize the body fields of the referenced entities when it prints them to the tabs.
This vulnerability is mitigated by the fact that an attacker must have a role with the permission create/edit content of the content type that is referenced.
Which versions are affected by DRUPAL-CONTRIB-2018-008?
Linux distribution packages (1)
drupal/entity_ref_tab_formatter Packagist:https://packages.drupal.org/8 | All versions | 1.3.0 |
How do I fix DRUPAL-CONTRIB-2018-008?
Apply the vendor's patch.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is DRUPAL-CONTRIB-2018-008 being exploited?
There is no known exploitation of DRUPAL-CONTRIB-2018-008 in the wild and no public exploit code.