The password generation in mailman before 2.1.5 generates only 5 million unique passwords, which makes it easier for remote attackers to guess passwords via a brute force attack.

Mailman before 2.0.13 allows remote attackers to cause a denial of service (crash) via an email message with an empty subject field.

Unknown vulnerability in the mail command handler in Mailman before 2.0.14 allows remote attackers to cause a denial of service (crash) via malformed e-mail commands.

Cross-site scripting (XSS) vulnerability in the admin CGI script for Mailman before 2.1.4 allows remote attackers to steal session cookies and conduct unauthorized activities.

Cross-site scripting (XSS) vulnerability in the create CGI script for Mailman before 2.1.3 allows remote attackers to steal cookies of other users.

Cross-site scripting vulnerabilities in Mailman before 2.0.11 allow remote attackers to execute script via (1) the admin login page, or (2) the Pipermail index summaries.

Pipermail in Mailman stores private mail messages with predictable filenames in a world-executable directory, which allows local users to read private mailing list archives.

Cross-site scripting vulnerability in Mailman email archiver before 2.08 allows attackers to obtain sensitive information or authentication credentials via a malicious link that is accessed by other web users.

Mailman 2.0.x before 2.0.6 allows remote attackers to gain access to list administrative pages when there is an empty site or list password, which is not properly handled during the call to the crypt function during authentication.

Vulnerability in Mailman 2.0.1 and earlier allows list administrators to obtain user passwords.

The wrapper program in mailman 2.0beta3 and 2.0beta4 does not properly cleanse untrusted format strings, which allows local users to gain privileges.