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.
References (1)
Core 1
Core References
Various Sources
https://certvde.com/de/advisories/VDE-2026-012
Scores
CVSS v3
7.3
EPSS
0.0008
EPSS Percentile
0.4%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
total
Details
CWE
CWE-367
Status
published
Published
Mar 10, 2026
Tracked Since
Mar 11, 2026