CVE-2026-14466
Received Received - Intake

Stored XSS in Stormshield Web Administration Panel

Publication date: 2026-09-04

Last updated on: 2026-09-04

Assigner: Airbus

Description
It’s possible to run a stored XSS in Stormshield’s web administration panel. To exploit this vulnerability, a SNS administrator with appropriate permissions must inject  some malicious script in a group’s comments in the webservices administration interface.

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Meta Information

Published
2026-09-04
Last Modified
2026-09-04
Generated
2026-09-04
AI Q&A
2026-09-04
EPSS Evaluated
N/A
NVD
CVE-2026-14466
EUVD
EUVD-2026-71218

Affected Vendors & Products

Showing 2 associated CPEs
Vendor Product Version / Range
stormshield sns From 5.0.0 (inc) to 5.0.6 (inc)
stormshield sns From 4.8.0 (inc) to 4.8.16 (inc)

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
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.

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Executive Summary

This is a stored Cross-Site Scripting (XSS) vulnerability in Stormshield's web administration panel. It allows an administrator with proper permissions to inject malicious scripts into group comments via the webservices interface.

Detection Guidance

To detect this stored XSS vulnerability in Stormshield's web administration panel, inspect the webservices administration interface for malicious scripts injected into group comments. Check SNS versions between 5.0.0 to 5.0.6 and 4.8.0 to 4.8.16 for affected systems. No specific commands are provided, but manual review of group comments and version checks are recommended.

Impact Analysis

An attacker could exploit this to execute arbitrary scripts in the context of the web administration panel, potentially leading to unauthorized actions, data theft, or session hijacking if an administrator views the malicious comment.

Compliance Impact

This vulnerability could compromise data confidentiality and integrity, potentially violating GDPR (data protection) and HIPAA (health data security) requirements if sensitive information is exposed or altered through the XSS attack.

Mitigation Strategies

Update to SNS versions 5.1.0, 5.0.7, or 4.8.17 to address the vulnerability. No workaround is available.

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