CVE-2026-41193

critical

Description

FreeScout is a free self-hosted help desk and shared mailbox. Prior to version 1.8.215, FreeScout's module installation feature extracts ZIP archives without validating file paths, allowing an authenticated admin to write files arbitrarily on the server filesystem via a specially crafted ZIP. Version 1.8.215 fixes the vulnerability.

References

https://github.com/freescout-help-desk/freescout/security/advisories/GHSA-r85m-5mc9-cc9w

https://github.com/freescout-help-desk/freescout/releases/tag/1.8.215

https://github.com/freescout-help-desk/freescout/commit/14f17a5cd22d217103a72b431b47b1f06996227b

Details

Source: Mitre, NVD

Published: 2026-04-21

Updated: 2026-04-22

Risk Information

CVSS v2

Base Score: 8.3

Vector: CVSS2#AV:N/AC:L/Au:M/C:C/I:C/A:C

Severity: High

CVSS v3

Base Score: 9.1

Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

Severity: Critical

EPSS

EPSS: 0.00038