FreeScout Vulnerable to Stored XSS
Priority LOW 27CWE-79Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- Passive
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- None · None · None
- Fix status
- Fixed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-79.
Summary
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.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00271 19th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed freescout (freescout-help-desk): 1.8.180
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| freescout-help-desk | freescout | before 1.8.180 | 1.8.180 | Patch available | CNA |
- freescout Vendorfreescout-help-desk Affected before 1.8.180 Fixed in 1.8.180 Patch available CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:freescout:freescout:*:*:*:*:*:*:*:* | before 1.8.180 | Vulnerable | freescout-help-desk |
- cpe:2.3:a:freescout:freescout:*:*:*:*:*:*:*:* Versions before 1.8.180 Vulnerable ·freescout-help-desk
Remediation
- Fix · CNA freescout (freescout-help-desk) Fixed in 1.8.180
Timeline
- 2026-10-02 Threatist record created from CVE-2025-48486
References
More freescout-help-desk Freescout vulnerabilities
- TI-2026-22019 FreeScout's Predictable Authentication Token Enables Account Takeover CVSS 3.1CRITICAL 9.8
- TI-2026-29249 FreeScout has Authentication Bypass and Information Disclosure in SystemController via /system/cron CVSS 4.0HIGH 8.9
- TI-2026-29247 FreeScout has Predictable Attachment Token that Allows Unauthenticated Private File Download via Brute Force CVSS 4.0HIGH 8.8
- TI-2026-25245 FreeScout: Stored XSS via Unescaped Email Template Rendering ({!! $thread->body !!}) CVSS 3.1CRITICAL 9.3
- TI-2026-22596 FreeScout 1.8.206 Patch Bypass for CVE-2026-27636 via Zero-Width Space Character Leads to Remote Code Execution CVSS 3.1CRITICAL 10.0
- TI-2024-19354 FreeScout OS Command Injection vulnerability CVSS 3.1CRITICAL 9.1
Sources
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences