CVE-2025-52374

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.

CVSS v3.1

4.6 MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N

EPSS

0.19% chance of exploitation in the next 30 days, 9th percentile

Published

2025-07-21

Updated

2025-07-22

Proof-of-concept exploits (1)

• mojibake-dev/hMailEnum0★ · 2025-06-18

References

• CVE Record
• NVD entry

Related

• CVE-2021-36799
• CVE-2025-52372
• CVE-2025-52373
• CVE-2025-52385
• CVE-2025-52386
• CVE-2025-52367