CVE-2026-3509

HighCVSS 7.5/10Last 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.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-134

Affected software

Source: the vendor's advisory (CNA). NVD analysis pending.

No affected versions have been published.

Timeline

Published
Mar 24, 2026
Last modified
Jun 17, 2026
NVD status
Awaiting Analysis

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CVE-2026-3509: High severity, CVSS 7.5 | Vulnix