Mojolicious before 0.999927 does not properly implement HMAC-MD5 checksums, which has unspecified impact and remote attack vectors.

Commands.pm in Mojolicious before 0.999928 does not properly perform CGI environment detection, which has unspecified impact and remote attack vectors.

A directory traversal flaw was found in Mojolicious [1]. Because Mojolicious did not unescape paths before processing them, a user could use it to view arbitrary files using '%2f' rather than '/' (for example: %2f..%2f). This has been corrected in upstream version 1.17 [2].

[1] https://github.com/kraih/mojo/issues/114 [2] https://github.com/kraih/mojo/commit/b09854988c5b5b6a2ba53cc8661c4b2677da3818

Cross-site scripting (XSS) vulnerability in the linkto helper in Mojolicious before 1.12 allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.