CVE-2025-48487 FreeScout Vulnerable to Stored XSS
Attackers can inject malicious scripts via translation phrases in FreeScout, potentially leading to session hijacking or code execution.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2025-48487?
CVE-2025-48487 is a medium-severity cross-site scripting vulnerability in freescout-help-desk freescout, published on 30 May 2025. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.
Official description
FreeScout is a free self-hosted help desk and shared mailbox. Prior to version 1.8.180, when creating a translation of a phrase that appears in a flash-message after a completed action, it is possible to inject a payload to exploit XSS vulnerability. This issue has been patched in version 1.8.180.
Weakness: CWE-79
Which versions are affected by CVE-2025-48487?
It affects 1 product.
Products include Freescout Freescout.
How do I fix CVE-2025-48487?
No fix has been published for CVE-2025-48487 yet. Limit exposure of the affected software until one is available.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2025-48487 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-48487 exists.
Other vulnerabilities in freescout-help-desk freescout
- CVE-2026-28289 FreeScout 1.8.206 Patch Bypass for CVE-2026-27636 via Zero-Width Space Character Leads to Remote Code Execution
- CVE-2026-27637 FreeScout's Predictable Authentication Token Enables Account Takeover
- CVE-2026-32754 FreeScout: Stored XSS via Unescaped Email Template Rendering ({!! $thread->body !!})
- CVE-2024-29185 FreeScout OS Command Injection vulnerability
- CVE-2026-40498 FreeScout has Authentication Bypass and Information Disclosure in SystemController via /system/cron
Sources
Also known as GHSA-wg2q-m2fj-x6j4.