CVE-2025-34490

Medium

Description

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.

SeverityMedium

CVSS6.5

Exploit probability—

ProductGfi Mailessentials

PublishedApr 28, 2025

First seenApr 28, 2025

Weakness typeCWE-611XML external entity (XXE)

How to fix

Update

gfi mailessentials21.8 or later

Vendor advisories

gfi.ai/products-and-solutions/network-security-solutions/mailessentials/resources/documentation/product-releases

Affected products

Product	Affected versions	Fixed in
gfi mailessentials	v < 21.8	21.8

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