Description
CRLF injection vulnerability in Drupal 4.5.x before 4.5.8 and 4.6.x before 4.5.8 allows remote attackers to inject headers of outgoing e-mail messages and use Drupal as a spam proxy.
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 3.1 | drupal | 4.5.3-6 | DSA-1007-1 |
Advisories 1
- DSA-1007-1 drupal - several Debian Security (DSA / DLA) · Mar 9, 2026
References
- 20060314 [DRUPAL-SA-2006-004] Drupal 4.6.6 / 4.5.8 fixes mail header injection issue mailing-list
- http://drupal.org/node/53806
- drupal-header-data-manipulation(25206) vdb-entry
- DSA-1007 vendor-advisory
- 23912 vdb-entry
- 17104 vdb-entry
- 19245 third-party-advisory
- 19257 third-party-advisory
- 579 third-party-advisory