Smoothwall Express 3.1 'urlfilter.cgi' Cross-Site Scripting
Priority MEDIUM 63CWE-79Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Passive
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-79.
Summary
Smoothwall Express 3.1-SP4-polar-x86_64-update9 contains stored and reflected cross-site scripting vulnerabilities in the urlfilter.cgi endpoint that allow attackers to inject malicious scripts. Attackers can submit POST requests with script payloads in the REDIRECT_PAGE or CHILDREN parameters to execute arbitrary JavaScript in user browsers.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.0029 21st percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA and NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- Yes
- 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 |
|---|---|---|---|---|---|
| Smoothwall | Smoothwall Express | 3.1 | — | No fix listed | CNA |
- Smoothwall Express VendorSmoothwall Affected 3.1 Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:smoothwall:smoothwall_express:3.1:sp4:*:*:-:*:*:* | 3.1 sp4 | Vulnerable | Smoothwall |
- cpe:2.3:o:smoothwall:smoothwall_express:3.1:sp4:*:*:-:*:*:* Versions 3.1 sp4 Vulnerable ·Smoothwall
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2019-25379
- 2026-10-03 Alias added: GHSA-c6hp-2v43-w3w7
References
Exploit 1
More Smoothwall Express vulnerabilities
- TI-2019-15448 Smoothwall Express 3.1 'preferences.cgi' Cross-Site Scripting CVSS 4.0MEDIUM 5.3
- TI-2019-15445 Smoothwall Express 3.1 'iptools.cgi' Cross-Site Scripting CVSS 4.0MEDIUM 5.1
- TI-2019-15437 Smoothwall Express 3.1 'portfw.cgi' Cross-Site Scripting CVSS 4.0MEDIUM 5.1
- TI-2019-15436 Smoothwall Express 3.1 'apcupsd.cgi' Cross-Site Scripting CVSS 4.0MEDIUM 5.1
- TI-2019-15435 Smoothwall Express 3.1 'time.cgi' Cross-Site Scripting CVSS 4.0MEDIUM 5.1
- TI-2019-15434 Smoothwall Express 3.1 'hosts.cgi' Cross-Site Scripting CVSS 4.0MEDIUM 5.1
Sources
- CVE-2019-25379 · CVE Program
- CVE-2019-25379 · NVD
- FIRST EPSS
- GHSA-c6hp-2v43-w3w7 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences