Your submission was sent successfully! Close

You have successfully unsubscribed! Close


Published: 12 April 2016

The Form API in Drupal 6.x before 6.38 ignores access restrictions on submit buttons, which might allow remote attackers to bypass intended access restrictions by leveraging permission to submit a form with a button that has "#access" set to FALSE in the server-side form definition.



Cvss 3 Severity Score


Score breakdown


Package Release Status
Launchpad, Ubuntu, Debian
precise Does not exist
(precise was needs-triage)
trusty Does not exist

Released (6.38)
wily Does not exist

xenial Does not exist

yakkety Does not exist

zesty Does not exist

Launchpad, Ubuntu, Debian
precise Does not exist
(precise was not-affected)
trusty Not vulnerable

upstream Not vulnerable

wily Not vulnerable

xenial Not vulnerable

yakkety Not vulnerable

zesty Not vulnerable

Severity score breakdown

Parameter Value
Base score 7.5
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact High
Availability impact None
Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N