Medium 5.3Published Sep 23, 2025

CVE-2025-58069AutomationDirect CLICK PLUS Use of Hard-coded Cryptographic Key

Updated under an hour ago (Oct 27, 2026, 6:23 AM ET)

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It affects AutomationDirect CLICK PLUS C0-0x CPU firmware and 2 other products. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for AutomationDirect CLICK PLUS C0-0x CPU firmware

Exploited in the last 30 days

The use of a hard-coded cryptographic key was discovered in firmware version 3.60 of the Click Plus PLC. The vulnerability relies on the fact that the software contains a hard-coded AES key used to protect the initial messages of a new KOPS session.

CVSS: 5.3 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Weakness (CWE): CWE-321
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: icscert
NVD analysis: Deferred
Record last updated: Sep 24, 2025
First seen by InfoSec Signals: Oct 18, 2026

Affected products

Affected products

AutomationDirect CLICK PLUS C0-0x CPU firmware automationdirect:click_plus_c0_0x_cpu_firmware (from the name)	before v3.71	CNA record
AutomationDirect CLICK PLUS C0-1x CPU firmware automationdirect:click_plus_c0_1x_cpu_firmware (from the name)	before v3.71	CNA record
AutomationDirect CLICK PLUS C2-x CPU firmware automationdirect:click_plus_c2_x_cpu_firmware (from the name)	before v3.71	CNA record

References

References

https://www.cisa.gov/news-events/ics-advisories/icsa-25-266-01
https://www.automationdirect.com/support/software-downloads

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.