CVE-2026-3509

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CVSS 3.1

7.5 high

EPSS

<1%p29

Published

Mar 24, 2026 (Mar 24, 2026)

Modified

Jun 17, 2026

Description

An unauthenticated remote attacker may be able to control the format string of messages processed by the Audit Log of the CODESYS Control runtime system, potentially resulting in a denial‑of‑service (DoS) condition.

Weakness: CWE-134
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

NVD CVE.org GitHub PoCs EPSS (0.4%)

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