CVE-2026-35226

CVSS Score & Metrics

Base Score

6.5 / 10

Vector String

                                        CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H                                    

Vulnerability Description

An out‑of‑bounds write vulnerability in the CODESYS PROFINET Controller allows an unauthenticated attacker on the same network segment to send malformed PROFINET communication data that triggers an exception in the affected PLC application. The exception is handled by the CODESYS Control runtime system and results in a controlled stop of the PLC application.

Vulnerability Details

Published Date

July 29, 2026

Last Modified

July 29, 2026

CWE ID

CWE-787

Source

NVD

Vendor

CODESYS

Product

CODESYS PROFINET

External References

https://www.certvde.com/en/advisories/VDE-2026-041/

CVSS Score & Metrics

Vulnerability Description

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