PT-2026-24180 · Codesys · Codesys Development System

David Ruscheweyh · Published 2026-03-10 · Updated 2026-03-10 · CVE-2026-2364

Positive Technologies (AI Summary)

CVSS v3.1

7.3

High

Base vector

AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions CODESYS Development System (affected versions not specified)

Description A local attacker with limited privileges can gain elevated rights if a legitimate user confirms a self-update prompt or initiates an installation of the CODESYS Development System. This is due to a Time-of-Check-to-Time-of-Use (TOCTOU) vulnerability present in the CODESYS installer.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

LPE

Time Of Check To Time Of Use

Weakness Enumeration

CWE-367

Related Identifiers

CVE-2026-2364

Affected Products

Codesys Development System

References · 4

• https://nvd.nist.gov/vuln/detail/CVE-2026-2364 · Security Note
• https://certvde.com/de/advisories/VDE-2026-012 · Note
• https://twitter.com/CVEnew/status/2031294572685557827 · Twitter Post
• https://t.me/CVEtracker/46980 · Telegram Post