CVE-2026-2364
CODESYS Installer TOCTOU Privilege Escalation
- State
- Published
- Severity
- 7.3 High
- Published
- Mar 10, 2026
- Updated
- Mar 10, 2026
- Reserved
- Feb 11, 2026
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 7.3 High | CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H | CERTVDE |
Weaknesses
- CWE-367 Time-of-check Time-of-use (TOCTOU) Race Condition
Affected Products
| Product | Versions |
|---|---|
CODESYS InstallerCODESYS |
|
References
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