A failure has been identified in the SNS during dynamic data files signature check.



A logic error in the signature verification routine resulting in acceptance of unauthenticated dynamic data update during Autoupdate routine.
Advisories

No advisories yet.

Fixes

Solution

The following updates will fix this vulnerability: * SNS 5.1.4 EA * SNS 5.0.10 * SNS 4.8.20 LTSB


Workaround

* Use only official Stormshield update servers or SMC mirror servers, if configured, ensuring that HTTPS is enabled. * If you use custom update servers, ensure that HTTPS is enabled and verify that the SHA-256 hashes of the files hosted on your servers match those obtained from the official Stormshield update servers.

History

Tue, 20 Oct 2026 17:00:00 +0000

Type Values Removed Values Added
First Time appeared Stormshield
Stormshield stormshield Network Security
Vendors & Products Stormshield
Stormshield stormshield Network Security

Tue, 20 Oct 2026 12:45:00 +0000

Type Values Removed Values Added
Description A failure has been identified in the SNS during dynamic data files signature check. A logic error in the signature verification routine resulting in acceptance of unauthenticated dynamic data update during Autoupdate routine.
Title Improper Signature Verification of Active Update Files
Weaknesses CWE-287
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: airbus

Published:

Updated: 2026-10-20T18:08:00.762Z

Reserved: 2026-10-20T08:23:20.615Z

Link: CVE-2026-113469

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-10-20T09:17:09.587

Modified: 2026-10-20T09:17:09.587

Link: CVE-2026-113469

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-20T16:45:13Z

Weaknesses