Smoothwall Express 3.1-SP4-polar-x86_64-update9 interfaces.cgi cross site scripting

CVSS Meta Temp Score
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CTI Interest Score
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4.9$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in Smoothwall Express 3.1-SP4-polar-x86_64-update9. Impacted is an unknown function of the file interfaces.cgi. This manipulation of the argument GREEN_ADDRESS/GREEN_NETMASK/RED_DHCP_HOSTNAME/RED_ADDRESS/DNS1_OVERRIDE/DNS2_OVERRIDE/RED_MAC/RED_NETMASK/DEFAULT_GATEWAY/DNS1/DNS2 causes cross site scripting. The identification of this vulnerability is CVE-2019-25390. It is possible to initiate the attack remotely. Furthermore, there is an exploit available.

Detailsinfo

A vulnerability was found in Smoothwall Express 3.1-SP4-polar-x86_64-update9. It has been declared as problematic. Affected by this vulnerability is some unknown processing of the file interfaces.cgi. The manipulation of the argument GREEN_ADDRESS/GREEN_NETMASK/RED_DHCP_HOSTNAME/RED_ADDRESS/DNS1_OVERRIDE/DNS2_OVERRIDE/RED_MAC/RED_NETMASK/DEFAULT_GATEWAY/DNS1/DNS2 with an unknown input leads to a cross site scripting vulnerability. The CWE definition for the vulnerability is CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. As an impact it is known to affect integrity. The summary by CVE is:

Smoothwall Express 3.1-SP4-polar-x86_64-update9 contains multiple reflected cross-site scripting vulnerabilities in the interfaces.cgi script that allow attackers to inject malicious scripts through multiple parameters including GREEN_ADDRESS, GREEN_NETMASK, RED_DHCP_HOSTNAME, RED_ADDRESS, DNS1_OVERRIDE, DNS2_OVERRIDE, RED_MAC, RED_NETMASK, DEFAULT_GATEWAY, DNS1, and DNS2. Attackers can craft POST requests to interfaces.cgi with script payloads in these parameters to execute arbitrary JavaScript in the context of authenticated administrator sessions.

The weakness was shared by Ozer Goker as 46333. It is possible to read the advisory at exploit-db.com. This vulnerability is known as CVE-2019-25390 since 02/16/2026. The exploitation appears to be easy. The attack can be launched remotely. It demands that the victim is doing some kind of user interaction. Technical details and also a public exploit are known. The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK.

It is possible to download the exploit at exploit-db.com. It is declared as proof-of-concept.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at Exploit-DB (46333). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 5.0
VulDB Meta Temp Score: 4.9

VulDB Base Score: 3.5
VulDB Temp Score: 3.2
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 6.1
NVD Vector: 🔒

CNA Base Score: 5.4
CNA Vector (VulnCheck): 🔒

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Exploit-DB: 🔒

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

02/16/2026 Advisory disclosed
02/16/2026 +0 days CVE reserved
02/16/2026 +0 days VulDB entry created
02/21/2026 +5 days VulDB entry last update

Sourcesinfo

Advisory: 46333
Researcher: Ozer Goker
Status: Not defined

CVE: CVE-2019-25390 (🔒)
GCVE (CVE): GCVE-0-2019-25390
GCVE (VulDB): GCVE-100-346219
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 02/16/2026 19:26
Updated: 02/21/2026 11:09
Changes: 02/16/2026 19:26 (82), 02/20/2026 10:46 (1), 02/21/2026 11:09 (11)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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