What is CVE-2025-48481?

CVE-2025-48481 is a critical-severity vulnerability in Freescout, classified under Improper Enforcement of Behavioral Workflow. CVSS score: 9.8/10. Published 2025-05-30.

How severe is CVE-2025-48481?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Vulnerability in Freescout

CVE-2025-48481

FreeScout is a free self-hosted help desk and shared mailbox. Prior to version 1.8.180, an attacker with an unactivated email invitation containing invite_hash, can exploit this vulnerability to self-activate their account, despite it being blocked or deleted, by leveraging the invitation link from the email to gain initial access to the account. This issue has been patched in version 1.8.180.

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

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.005 (44.4th percentile), scored 2026-10-19.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 44th percentile — 44.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: +0.000

Affected products

Freescout
Freescout-Help-Desk Freescout — versions < 1.8.180

Weakness classification (CWE)

CWE-841 — Improper Enforcement of Behavioral Workflow

References

github.com/freescout-help-desk/freescout/security/advisories/GHSA-jgj2-x749-5wc7 (Exploit, Vendor Advisory)

Frequently asked questions

What is CVE-2025-48481?: CVE-2025-48481 is a critical-severity vulnerability in Freescout, classified under Improper Enforcement of Behavioral Workflow. CVSS score: 9.8/10. Published 2025-05-30.
How severe is CVE-2025-48481?: Critical severity. CVSS v3 base score is 9.8 out of 10.