CVE-2026-3509

HIGH EPSS 27.2%

Published Mar 24, 20263mo ago · Modified Jun 17, 20262w ago

7.5 CVSS 3.1

High

Published Mar 24, 2026 3mo ago

Last Modified Jun 17, 2026 2w ago

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.

CVSS Details

Base Score

7.5

Exploitability

3.9

Impact

3.6

Vector string

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

Attack Vector Network

Attack Complexity Low

Privileges Required None

User Interaction None

Scope Unchanged

Confidentiality None

Integrity None

Availability High

Threat Intelligence

EPSS Exploit Probability

27.2% percentile

Exploit & Patch Status

No Known Exploit

No Patch Available

Weaknesses 1

CWE-134

References 1

certvde.com https://certvde.com/de/advisories/VDE-2026-018

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.