Thales CERT Suspicious up to 1.3.4 Python configuration denial of service

Summaryinfo

A vulnerability was found in Thales CERT Suspicious up to 1.3.4 and classified as critical. The impacted element is an unknown function of the file configuration of the component Python Module. The manipulation results in denial of service. This vulnerability is cataloged as CVE-2026-13014. The attack may be launched remotely. There is no exploit available.

Detailsinfo

A vulnerability was found in Thales CERT Suspicious up to 1.3.4. It has been classified as critical. Affected is an unknown code of the file configuration of the component Python Module. The manipulation with an unknown input leads to a denial of service vulnerability. CWE is classifying the issue as CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

A vulnerability in Thales CERT "Suspicious" application =< 1.3.4 allows a remote and unauthenticated attacker to execute arbitrary code and arbitrarily overwrite writable application files—including Python modules, configuration files, cron inputs, and runtime artifacts—leading to a persistent denial of service, the potential compromise of application secrets or integrations, and root-level execution inside the Django application container. This vulnerability has been names "Matryoshka Mail". Thales PSIRT acknowledges and thanks Lucien Doustaly (aka wlayzz) for discovering and reporting this issue.

The advisory is available at github.com. This vulnerability is traded as CVE-2026-13014 since 06/23/2026. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1499 by the MITRE ATT&CK project.

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

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Productinfo

Vendor

• Thales CERT

Name

• Suspicious

Version

• 1.3.0
• 1.3.1
• 1.3.2
• 1.3.3
• 1.3.4

CPE 2.3info

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CPE 2.2info

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