CVE-2025-2976: GFI KerioConnect File Upload cross site scripting

Severity: medium (CVSS 5.4 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-03-31 · updated 2026-06-17
Weakness: CWE-79

Description

A vulnerability was found in GFI KerioConnect 10.0.6. It has been classified as problematic. Affected is an unknown function of the component File Upload. The manipulation leads to cross site scripting. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Affected products

GFI KerioConnect: 10.0.6

References

https://github.com/0xs1ash/poc/blob/main/xss.md#2-when-a-file-with-a-malicious-javascript-code-in-its-name-is-uploaded-to-the-system-it-is-displayed-again-on-the-page-within-the-input-field-without-being-sanitized-this-creates-the-potential-for-an-xss-att
https://vuldb.com/?ctiid.302028
https://vuldb.com/?id.302028

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