What is CVE-2025-48488?

CVE-2025-48488 is a medium-severity vulnerability in Freescout, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2025-05-30.

How severe is CVE-2025-48488?

Medium severity. CVSS v3 base score is 5.4 out of 10.

XSS in Freescout

CVE-2025-48488

FreeScout is a free self-hosted help desk and shared mailbox. Prior to version 1.8.180, deleting the file .htaccess allows an attacker to upload an HTML file containing malicious JavaScript code to the server, which can result in a Cross-Site Scripting (XSS) vulnerability. This issue has been patched in version 1.8.180.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2025-05-30 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.003 (15.2th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 15th percentile — 15.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

Freescout
Freescout-Help-Desk Freescout — versions < 1.8.180

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

github.com/freescout-help-desk/freescout/security/advisories/GHSA-2m76-538h-7hf9 (Exploit, Vendor Advisory)

Frequently asked questions

What is CVE-2025-48488?: CVE-2025-48488 is a medium-severity vulnerability in Freescout, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2025-05-30.
How severe is CVE-2025-48488?: Medium severity. CVSS v3 base score is 5.4 out of 10.