Threat Investigation
Request a demo

CVE-2025-48481

Critical

Description

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.

SeverityCritical
CVSS9.8
Exploit probability—
ProductFreescout
PublishedMay 30, 2025
First seenMay 30, 2025
Weakness typeCWE-841CWE-841

How to fix

Update
  • freescout freescout1.8.180 or later

Affected products

ProductAffected versionsFixed in
freescout freescoutv < 1.8.1801.8.180

Check your version

Choose the product and enter the version you run to see whether it falls in the affected range.

In the Intelligence 360 plan

Attack Surface Management

See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.