Hashcash Security Vulnerabilities

CVE-2012-4469

Cross-site scripting (XSS) vulnerability in the Hashcash module 6.x-2.x before 6.x-2.6 and 7.x-2.x before 7.x-2.2 for Drupal, when "Log failed hashcash" is enabled, allows remote attackers to inject arbitrary web script or HTML via an invalid token, which is not properly handled when...

CVE-2006-3750

PHP remote file inclusion vulnerability in server.php in the Hashcash Component (com_hashcash) 1.2.1 for Joomla! allows remote attackers to execute arbitrary PHP code via a URL in the mosConfig_absolute_path...

CVE-2006-3251

Heap-based buffer overflow in the array_push function in hashcash.c for Hashcash before 1.21 might allow attackers to execute arbitrary code via crafted...

CVE-2005-0687

Format string vulnerability in Hashcash 1.16 allows remote attackers to cause a denial of service (memory consumption) and possibly execute arbitrary code via format string specifiers in a reply address, which is not properly handled when printing the...