Status: UPDATED
| Advisory ID: CVE-2026-44469
Key Details
| CVE | CVE-2026-44469 |
| CVSS Score / Version | 7.8 (High) / CVSS v3.1 |
| Updated | 2026-07-24 |
| CVSS Vector | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| CVSS Prose | attack vector is local; attack complexity is low; privileges required is low; user interaction is none; scope is unchanged; confidentiality impact is high; integrity impact is high; availability impact is high. |
| Affected products | CODESYS development_system and CODESYS Development System |
| Classified as | CWE-276 (Incorrect Default Permissions) |
Affected Products, Subsystems & Sectors
| Subsystems | General OT |
| Sectors | Multiple |
What to Know
The affected product extracts installation files to a temporary directory with incorrect default permissions during administrative installation. A low-privileged local attacker can exploit a TOCTOU race condition with a practical time window to replace verified files with malicious ones before installation, resulting in local privilege escalation. (NVD)
What to Do
Monitor CODESYS's web page for any future patch releases.
References