CVE-2020-12108

/options/mailman in GNU Mailman before 2.1.31 allows Arbitrary Content Injection.

CVE-2020-15011

GNU Mailman before 2.1.33 allows arbitrary content injection via the Cgi/private.py private archive login page.

CVE-2020-12137

GNU Mailman 2.x before 2.1.30 uses the .obj extension for scrubbed application/octet-stream MIME parts. This behavior may contribute to XSS attacks against list-archive visitors, because an HTTP reply from an archive web server may lack a MIME type, and a web browser may perform MIME sniffing, conc...

CVE-2021-44227

In GNU Mailman before 2.1.38, a list member or moderator can get a CSRF token and craft an admin request (using that token) to set a new admin password or make other changes.

CVE-2021-42097

GNU Mailman before 2.1.35 may allow remote Privilege Escalation. A csrf_token value is not specific to a single user account. An attacker can obtain a value within the context of an unprivileged user account, and then use that value in a CSRF attack against an admin (e.g., for account takeover).

CVE-2018-5950

Cross-site scripting (XSS) vulnerability in the web UI in Mailman before 2.1.26 allows remote attackers to inject arbitrary web script or HTML via a user-options URL.

CVE-2021-42096

GNU Mailman before 2.1.35 may allow remote Privilege Escalation. A certain csrf_token value is derived from the admin password, and may be useful in conducting a brute-force attack against that password.

CVE-2018-13796

An issue was discovered in GNU Mailman before 2.1.28. A crafted URL can cause arbitrary text to be displayed on a web page from a trusted site.

CVE-2018-0618

Cross-site scripting vulnerability in Mailman 2.1.26 and earlier allows remote authenticated attackers to inject arbitrary web script or HTML via unspecified vectors.

CVE-2015-2775

Directory traversal vulnerability in GNU Mailman before 2.1.20, when not using a static alias, allows remote attackers to execute arbitrary files via a .. (dot dot) in a list name.

CVE-2021-43331

In GNU Mailman before 2.1.36, a crafted URL to the Cgi/options.py user options page can execute arbitrary JavaScript for XSS.

CVE-2021-43332

In GNU Mailman before 2.1.36, the CSRF token for the Cgi/admindb.py admindb page contains an encrypted version of the list admin password. This could potentially be cracked by a moderator via an offline brute-force attack.

CVE-2025-43919

GNU Mailman 2.1.39, as bundled in cPanel (and WHM), allows unauthenticated attackers to read arbitrary files via ../ directory traversal at /mailman/private/mailman (aka the private archive authentication endpoint) via the username parameter. NOTE: multiple third parties report that they are unable...

CVE-2021-34337

An issue was discovered in Mailman Core before 3.3.5. An attacker with access to the REST API could use timing attacks to determine the value of the configured REST API password and then make arbitrary REST API calls. The REST API is bound to localhost by default, limiting the ability for attackers...

CVE-2010-3089

Multiple cross-site scripting (XSS) vulnerabilities in GNU Mailman before 2.1.14rc1 allow remote authenticated users to inject arbitrary web script or HTML via vectors involving (1) the list information field or (2) the list description field.

CVE-2011-0707

Multiple cross-site scripting (XSS) vulnerabilities in Cgi/confirm.py in GNU Mailman 2.1.14 and earlier allow remote attackers to inject arbitrary web script or HTML via the (1) full name or (2) username field in a confirmation message.

CVE-2025-43920

GNU Mailman 2.1.39, as bundled in cPanel (and WHM), in certain external archiver configurations, allows unauthenticated attackers to execute arbitrary OS commands via shell metacharacters in an email Subject line. NOTE: multiple third parties report that they are unable to reproduce this, regardles...

CVE-2006-4624

CRLF injection vulnerability in Utils.py in Mailman before 2.1.9rc1 allows remote attackers to spoof messages in the error log and possibly trick the administrator into visiting malicious URLs via CRLF sequences in the URI.

CVE-2002-0389

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.

CVE-2016-7123

Cross-site request forgery (CSRF) vulnerability in the admin web interface in GNU Mailman before 2.1.15 allows remote attackers to hijack the authentication of administrators.

CVE-2025-43921

GNU Mailman 2.1.39, as bundled in cPanel (and WHM), allows unauthenticated attackers to create lists via the /mailman/create endpoint. NOTE: multiple third parties report that they are unable to reproduce this, regardless of whether cPanel or WHM is used.

CVE-2003-0965

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.

CVE-2001-1132

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.

CVE-2004-0182

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

CVE-2006-2191

Format string vulnerability in Mailman before 2.1.9 allows attackers to execute arbitrary code via unspecified vectors. NOTE: the vendor has disputed this vulnerability, stating that it is "unexploitable.

CVE-2003-0992

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.

CVE-2001-0884

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.

CVE-2001-0290

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

CVE-2002-0388

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.