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CVE-2026-13014: CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') in Thales CERT Suspicious

0
Critical
VulnerabilityCVE-2026-13014cvecve-2026-13014cwe-22cwe-73cwe-94
Published: 07/13/2026 (07/13/2026, 09:42:45 UTC)
Source: CVE Database V5
Vendor/Project: Thales CERT
Product: Suspicious

Description

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.

CVSS v4.0

Score 9.2critical

Attack Vector
Network
Attack Complexity
Low
Attack Requirements
Present
Privileges Required
None
User Interaction
None
Vuln. Confidentiality
High
Vuln. Integrity
High
Vuln. Availability
High
Subsq. Confidentiality
None
Subsq. Integrity
None
Subsq. Availability
None
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Affected software

GitHub Actionsmore threats →cve
Suspicious
pkg:github/Suspicious
Affected versions
>=v1.2.0 <=v1.3.4

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AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 07/13/2026, 11:49:13 UTC

Technical Analysis

This vulnerability in Thales CERT Suspicious (<=1.3.4) is caused by improper limitation of a pathname to a restricted directory (CWE-22), enabling remote unauthenticated attackers to perform arbitrary code execution and overwrite critical application files. The flaw allows modification of Python modules, configuration files, cron inputs, and runtime artifacts, resulting in persistent denial of service and potential full compromise of the application environment with root-level privileges inside the Django container. The issue was reported by Lucien Doustaly and acknowledged by Thales PSIRT. No official patch or remediation level has been published as of now.

Potential Impact

An attacker can remotely and without authentication execute arbitrary code and overwrite writable files within the application, including critical components like Python modules and configuration files. This leads to persistent denial of service, potential exposure or compromise of application secrets and integrations, and root-level execution inside the Django application container, representing a severe security risk.

Mitigation Recommendations

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, restrict network access to the application and monitor for suspicious activity. Follow any guidance provided by Thales PSIRT once available.

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Technical Details

Data Version
5.2
Assigner Short Name
THA-PSIRT
Date Reserved
2026-06-23T15:40:38.489Z
Cvss Version
4.0
State
PUBLISHED
Remediation Level
null

Threat ID: 6a54b7e068715ace439f7898

Added to database: 07/13/2026, 10:03:12 UTC

Last enriched: 07/13/2026, 11:49:13 UTC

Last updated: 07/13/2026, 23:00:08 UTC

Views: 13

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