What is CVE-2025-48486?

CVE-2025-48486 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-2025-48486?

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

XSS in Freescout

CVE-2025-48486

FreeScout is a free self-hosted help desk and shared mailbox. Prior to version 1.8.180, the cross-site scripiting (XSS) vulnerability is caused by the lack of input validation and sanitization in both \Session::flash and __, allowing user input to be executed without proper filtering. 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-9jpm-xrpc-cv66 (Exploit, Vendor Advisory)

Frequently asked questions

What is CVE-2025-48486?: CVE-2025-48486 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-2025-48486?: Medium severity. CVSS v3 base score is 5.4 out of 10.