Request Tracker (RT) 3.8.x before 3.8.15 and 4.0.x before 4.0.8 allows remote authenticated users with ModifySelf or AdminUser privileges to inject arbitrary email headers and conduct phishing attacks or obtain sensitive information via unknown vectors.

FAQ manager for Request Tracker (RTFM) before 2.4.5 does not properly check user rights, which allows remote authenticated users to create arbitrary articles in arbitrary classes via unknown vectors.

Cross-site request forgery (CSRF) vulnerability in Request Tracker (RT) 3.8.12 and other versions before 3.8.15, and 4.0.6 and other versions before 4.0.8, allows remote attackers to hijack the authentication of users for requests that toggle ticket bookmarks.

Request Tracker (RT) 4.x before 4.0.13 does not properly enforce the DeleteTicket and "custom lifecycle transition" permission, which allows remote authenticated users with the ModifyTicket permission to delete tickets via unspecified vectors.

Request Tracker (RT) 3.8.x before 3.8.15 and 4.0.x before 4.0.8 allows remote attackers to conduct a "confused deputy" attack to bypass the CSRF warning protection mechanism and cause victims to "modify arbitrary state" via unknown vectors related to a crafted link.

Argument injection vulnerability in Request Tracker (RT) 3.8.x before 3.8.15 and 4.0.x before 4.0.8 allows remote attackers to create arbitrary files via unspecified vectors related to the GnuPG client.

Best Practical Solutions RT 3.8.x before 3.8.15 and 4.0.x before 4.0.8, when GnuPG is enabled with a "Sign by default" queue configuration, uses a queue's key for signing, which might allow remote attackers to spoof messages by leveraging the lack of authentication semantics.

Best Practical Solutions RT 3.8.x before 3.8.15 and 4.0.x before 4.0.8, when GnuPG is enabled, allows remote attackers to configure encryption or signing for certain outbound e-mail, and possibly cause a denial of service (loss of e-mail readability), via an e-mail message to a queue's address.

Best Practical Solutions RT 3.8.x before 3.8.15 and 4.0.x before 4.0.8, when GnuPG is enabled, does not ensure that the UI labels unencrypted messages as unencrypted, which might make it easier for remote attackers to spoof details of a message's origin or interfere with encryption-policy auditing via an e-mail message to a queue's address.

Best Practical Solutions RT 3.8.x before 3.8.15 and 4.0.x before 4.0.8, when GnuPG is enabled, allows remote attackers to bypass intended restrictions on reading keys in the product's keyring, and trigger outbound e-mail messages signed by an arbitrary stored secret key, by leveraging a UI e-mail signing privilege.

bin/rt in Request Tracker (RT) 3.8.x before 3.8.17 and 4.0.x before 4.0.13 allows local users to overwrite arbitrary files via a symlink attack on a temporary file with predictable name.

Request Tracker (RT) 3.8.x before 3.8.17 and 4.0.x before 4.0.13 allows remote authenticated users with the permissions to view the administration pages to execute arbitrary private components via unspecified vectors.

Best Practical Request Tracker (RT) 5 before 5.0.5 allows Information Disclosure via a transaction search in the transaction query builder.

Best Practical Request Tracker (RT) before 5.0.3 has an Open Redirect via a ticket search.

Best Practical Request Tracker (RT) before 4.4.6 and 5.x before 5.0.3 allows XSS via a crafted content type for an attachment.

Best Practical RT for Incident Response (RTIR) before 4.0.3 and 5.x before 5.0.3 allows SSRF via Scripted Action tools.

Best Practical RT for Incident Response (RTIR) before 4.0.3 and 5.x before 5.0.3 allows SSRF via the whois lookup tool.

Best Practical Request Tracker (RT) 4.2 before 4.2.17, 4.4 before 4.4.5, and 5.0 before 5.0.2 allows sensitive information disclosure via a timing attack against lib/RT/REST2/Middleware/Auth.pm.

The email-ingestion feature in Best Practical Request Tracker 4.1.13 through 4.4 allows denial of service by remote attackers via an algorithmic complexity attack on email address parsing.