Description
A vulnerability was discovered on Stormshield Network Security 





* 4.3.0 to 4.3.41, 
* 4.8.0 to 4.8.15, 
* 5.0.0 to 5.0.5








It is possible to execute a reflected XSS attack on the login API available on Stormshield SNS appliance by executing a script on the victim's machine. The risks include the theft of cookies or other sensitive data, as well as the modification of page behavior, for example, by redirecting the victim to malicious websites.
Published: 2026-06-01
Score: 5.3 Medium
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

No analysis available yet.

Remediation

Vendor Solution

The following updates fix this vulnerability: * SNS 5.0.6 * SNS 4.8.16 * SNS 4.3.42

Tracking

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Advisories

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History

Mon, 01 Jun 2026 09:15:00 +0000

Type Values Removed Values Added
Description A vulnerability was discovered on Stormshield Network Security  * 4.3.0 to 4.3.41,  * 4.8.0 to 4.8.15,  * 5.0.0 to 5.0.5 It is possible to execute a reflected XSS attack on the login API available on Stormshield SNS appliance by executing a script on the victim's machine. The risks include the theft of cookies or other sensitive data, as well as the modification of page behavior, for example, by redirecting the victim to malicious websites.
Title Possible to run a Cross Site Scripting request on the login API available on Stormshield SNS appliances.
Weaknesses CWE-79
References
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N'}


Subscriptions

No data.

cve-icon MITRE

Status: PUBLISHED

Assigner: airbus

Published:

Updated: 2026-06-01T07:50:04.199Z

Reserved: 2026-05-13T13:10:26.492Z

Link: CVE-2026-8474

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-06-01T09:16:21.163

Modified: 2026-06-01T09:16:21.163

Link: CVE-2026-8474

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses