Use of hardcoded cryptographic key in Encryption.cs in hMailServer 5.8.6 and 5.6.9-beta allows attacker to decrypt passwords to other servers from hMailAdmin.exe.config file to access other hMailServer admin consoles with configured connections.
| Software | From | Fixed in |
|---|---|---|
| hmailserver / hmailserver | 5.6.9-beta | 5.6.9-beta.x |
| hmailserver / hmailserver | 5.8.6 | 5.8.6.x |