Back to CVE records
High 7.8Published May 26, 2026

CVE-2026-44468Incorrect Default Permissions in CODESYS Development System

Updated under an hour ago ()

Does this affect you?

It affects CODESYS Development System. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

The affected product creates a directory with insecure default permissions during administrative installation. This allows a low-privileged local attacker to modify a temporary file defining the components to be installed, enabling local privilege escalation by forcing the deployment of arbitrary components.

CVSS
7.8 HIGH (v3.1, CNA)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness (CWE)
CWE-276
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
CERTVDE
NVD analysis
Analyzed
Record last updated
May 26, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
CODESYS CODESYS Development System
codesys:development_system (from the name)
from 3.0.0.0 before 3.5.22.20
CNA record
codesys development_system
codesys:development_system
before 3.5.22.20
NVD

References

References

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

Your cookie choices
We use essential cookies to run this site, and, only with your consent, an advertising cookie from Google to measure whether our ads lead to sign-ups and subscriptions. See our for details.