Zohocorp ManageEngine Exchange Reporter Plus versions through 5721 contain a Regular Expression Denial of Service (ReDOS) vulnerability in the search module. This vulnerability can cause denial of service conditions by exploiting inefficient regular expression processing. The CVSS score is 4.3, indicating a medium severity impact primarily affecting availability. No public exploits or known active exploitation have been reported. No specific affected versions or patch information is provided in the available data.