Description
The Form API in Drupal 6.x before 6.37 and 7.x before 7.39 does not properly validate the form token, which allows remote attackers to conduct CSRF attacks that upload files in a different user's account via vectors related to "file upload value callbacks."
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 8 | drupal7 | 7.32-1+deb8u5 | DSA-3346-1 |
| Debian 7 | drupal7 | 7.14-2+deb7u11 | DSA-3346-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 14.04 LTS | drupal7 | No fix yet | — |
Advisories 1
- DSA-3346-1 drupal7 - security update Debian Security (DSA / DLA) · Mar 9, 2026
References
- FEDORA-2015-14442 vendor-advisory
- FEDORA-2015-13915 vendor-advisory
- 1033358 vdb-entry
- FEDORA-2015-14443 vendor-advisory
- FEDORA-2015-13917 vendor-advisory
- DSA-3346 vendor-advisory
- https://www.drupal.org/SA-CORE-2015-003
- FEDORA-2015-14444 vendor-advisory
- FEDORA-2015-13916 vendor-advisory