Unrated severityNVD Advisory· Published Mar 24, 2026· Updated Mar 26, 2026
CODESYS Control Audit Log Format String DoS
CVE-2026-3509
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.
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
2- Range: 4.1.0.0
Patches
Vulnerability mechanics
References
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