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CVE-2026-41193

CRITICAL

9.1

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.

CVE Details

CVSS v3.1 Score9.1

SeverityCRITICAL

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

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredHIGH

User InteractionNONE

Published4/21/2026

Last Modified4/22/2026

Sourcenvd

Honeypot Sightings0

Weaknesses (CWE)

CWE-22

References

https://github.com/freescout-help-desk/freescout/commit/14f17a5cd22d217103a72b431b47b1f06996227b(security-advisories@github.com)

https://github.com/freescout-help-desk/freescout/releases/tag/1.8.215(security-advisories@github.com)

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

https://github.com/freescout-help-desk/freescout/security/advisories/GHSA-r85m-5mc9-cc9w(134c704f-9b21-4f2e-91b3-4a467353bcc0)

IOC Correlations

No correlations recorded

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