GFI MailEssentials prior to version 21.8 is vulnerable to an XML External Entity (XXE) issue. An authenticated and remote attacker can send crafted HTTP requests to read arbitrary system files.
https://gfi.ai/products-and-solutions/network-security-solutions/mailessentials/resources/documentation/product-releases
https://frycos.github.io/vulns4free/2025/04/28/mailessentials.html
Source: Mitre, NVD
Published: 2025-04-28
Updated: 2025-04-29
Base Score: 6.8
Vector: CVSS2#AV:N/AC:L/Au:S/C:C/I:N/A:N
Severity: Medium
Base Score: 6.5
Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
EPSS: 0.00062