CVE-2026-41193 Details
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.
A critical vulnerability in FreeScout's module installation feature prior to version 1.8.215 allows authenticated administrators to perform arbitrary file writes on the server filesystem. This issue arises because the application extracts ZIP archives without validating file paths, creating a Zip Slip vulnerability. Exploitation of this flaw could lead to remote code execution by writing a malicious PHP file to the webroot.
Users can update to FreeScout version 1.8.215 or later, where this vulnerability has been patched.
Metrics
CVSS 4.0 Severity and Vector Strings:
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
Volerion
Assessed Apr 21, 2026CISA-ADP
Assessed Apr 21, 2026References to Advisories, Solutions, and Tools
By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.
| URL | Source(s) | Tag(s) |
|---|---|---|
| https://github.com/freescout-help-desk/freescout/security/advisories/GHSA-r85m-5mc9-cc9w | CISA-ADP | AdvisoryExploitRemedyVendor |
| https://github.com/freescout-help-desk/freescout/commit/14f17a5cd22d217103a72b431b47b1f06996227b | [email protected] | Source CodeVendor |
| https://github.com/freescout-help-desk/freescout/releases/tag/1.8.215 | [email protected] | Release NotesVendor |
| https://github.com/freescout-help-desk/freescout/security/advisories/GHSA-r85m-5mc9-cc9w | [email protected] | AdvisoryExploitRemedyVendor |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-22 | Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| FreeScout | < 1.8.215 (semver) |
CPE
Remediation
| |
Change History
4 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Apr 21, 2026 | CVE Modified | CISA-ADP |
| Apr 21, 2026 | New CVE Received | [email protected] |
Volerion