PHPSHE Denial of Service Vulnerability

PHPSHE is an online shopping mall system of Lingbao Jane Good Network Technology Co. The system supports express tracking, online chat, order evaluation and statistics, etc. A denial-of-service vulnerability exists in PHPSHE version V1.8, which stems from improper handling of large number of message requests in the registry CAPTCHA. An attacker could exploit this vulnerability to cause the target service to go down.