Cross-site scripting (XSS) vulnerability in the Autocomplete system in Drupal 6.x before 6.37 and 7.x before 7.39 allows remote attackers to inject arbitrary web script or HTML via a crafted URL, related to uploading files.

Cross-Site Request Forgery in Drupal core

Cross-site scripting (XSS) vulnerability in the Ajax system in Drupal 7.x before 7.29 allows remote attackers to inject arbitrary web script or HTML via vectors involving forms with an Ajax-enabled textfield and a file field.

Drupal 4.6.x before 4.6.7 and 4.7.0, when running on Apache with mod_mime, does not properly handle files with multiple extensions, which allows remote attackers to upload, modify, or execute arbitrary files in the files directory.

Drupal has open redirect vulnerability in the Overlay module

The multisite feature in Drupal 6.x before 6.32 and 7.x before 7.29 allows remote attackers to cause a denial of service via a crafted HTTP Host header, related to determining which configuration file to use.

Drupal 6.x before 6.35 and 7.x before 7.35 allows remote authenticated users to reset the password of other accounts by leveraging an account with the same password hash as another account and a crafted password reset URL.

Cross-site request forgery (CSRF) vulnerability in the aggregator module in Drupal 4.7.x before 4.7.11 and 5.x before 5.6 allows remote attackers to delete items from a feed as privileged users.

Cross-site scripting (XSS) vulnerability in the output filter in Drupal 5.x before 5.10 and 6.x before 6.4 allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.

Multiple cross-site request forgery (CSRF) vulnerabilities in the update feature in Drupal 5.x before 5.13 and 6.x before 6.7 allow remote attackers to perform unauthorized actions as the superuser via unspecified vectors, as demonstrated by causing the superuser to "execute old updates" that modify the database.

Drupal Brute force amplification attacks via XML-RPC

Drupal file REST resource does not properly validate

Drupal Cross-Site Request Forgery (CSRF)

SQL injection vulnerability in the Schema API in Drupal 6.x before 6.3 allows remote attackers to execute arbitrary SQL commands via vectors related to "an inappropriate placeholder for 'numeric' fields."

Drupal core contains a potential PHP Object Injection vulnerability

Drupal Core Open Redirect vulnerability

CRLF injection vulnerability in the drupal_goto function in includes/common.inc Drupal 4.7.x before 4.7.8 and 5.x before 5.3 allows remote attackers to inject arbitrary HTTP headers and conduct HTTP response splitting attacks via unspecified vectors.

Cross-site request forgery (CSRF) vulnerability in Drupal 5.x before 5.8 and 6.x before 6.3 allows remote attackers to perform administrative actions via vectors involving deletion of "translated strings."

The upload module in Drupal 5.x before 5.23 and 6.x before 6.18 does not properly support case-insensitive filename handling in a database configuration, which allows remote authenticated users to bypass the intended restrictions on downloading a file by uploading a different file with a similar name.

Improper input validation in Drupal core