Htdig : Security Vulnerabilities, CVEs,

Cross-site scripting (XSS) vulnerability in htsearch in htdig 3.2.0b6 allows remote attackers to inject arbitrary web script or HTML via the sort parameter.

Cross-site scripting (XSS) vulnerability in ht://dig (htdig) before 3.1.6-r7 allows remote attackers to execute arbitrary web script or HTML via the config parameter, which is not properly sanitized before it is displayed in an error message.

Cross-site scripting (XSS) vulnerability in htsearch.cgi in htdig (ht://Dig) 3.1.5, 3.1.6, and 3.2 allows remote attackers to inject arbitrary web script or HTML via the words parameter.

htsearch CGI program in htdig (ht://Dig) 3.1.5 and earlier allows remote attackers to use the -c option to specify an alternate configuration file, which could be used to (1) cause a denial of service (CPU consumption) by specifying a large file such as /dev/zero, or (2) read arbitrary files by uploading an alternate configuration file that specifies the target file.

The htdig (ht://Dig) CGI program htsearch allows remote attackers to read arbitrary files by enclosing the file name with backticks (`) in parameters to htsearch.