If a legitimate user confirms a self-update prompt or initiate an installation of a CODESYS Development System, a low privileged local attacker can gain elevated rights due to a TOCTOU vulnerability in the CODESYS installer.

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Fixes

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History

Tue, 10 Mar 2026 17:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Tue, 10 Mar 2026 14:15:00 +0000

Type Values Removed Values Added
First Time appeared Codesys
Codesys codesys Installer
Vendors & Products Codesys
Codesys codesys Installer

Tue, 10 Mar 2026 07:30:00 +0000

Type Values Removed Values Added
Description If a legitimate user confirms a self-update prompt or initiate an installation of a CODESYS Development System, a low privileged local attacker can gain elevated rights due to a TOCTOU vulnerability in the CODESYS installer.
Title CODESYS Installer TOCTOU Privilege Escalation
Weaknesses CWE-367
References
Metrics cvssV3_1

{'score': 7.3, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: CERTVDE

Published:

Updated: 2026-03-10T16:51:59.328Z

Reserved: 2026-02-11T18:46:15.172Z

Link: CVE-2026-2364

cve-icon Vulnrichment

Updated: 2026-03-10T15:39:50.280Z

cve-icon NVD

Status : Received

Published: 2026-03-10T17:39:29.587

Modified: 2026-03-10T17:39:29.587

Link: CVE-2026-2364

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-03-10T14:06:02Z

Weaknesses