What’s Vulnerable › Vulnerabilities

CVE-2025-48471: FreeScout Vulnerable to Arbitrary File Upload

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.2% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2025-05-29 · updated 2026-06-17
• Weakness: CWE-434

Description

FreeScout is a free self-hosted help desk and shared mailbox. Prior to version 1.8.179, the application does not check or performs insufficient checking of files uploaded to the application. This allows files to be uploaded with the phtml and phar extensions, which can lead to remote code execution if the Apache web server is used. This issue has been patched in version 1.8.179.

Affected products

• freescout-help-desk freescout: before 1.8.179 — fixed in 1.8.179

How to fix

Upgrade to a fixed version: freescout-help-desk freescout 1.8.179. Check the vendor advisory for mitigations.

References

• https://github.com/freescout-help-desk/freescout/commit/e136660e8dbc220454b8d3f646dd1b144e49e9ed
• https://github.com/freescout-help-desk/freescout/security/advisories/GHSA-h2f3-932h-v38j
• https://github.com/freescout-help-desk/freescout/security/advisories/GHSA-h2f3-932h-v38j

Get alerted when CVE-2025-48471 or the next vulnerability affects your stack