HIGH

CVE-2025-41770

Unauthenticated Denial of Service

CVSS v3

7.5

HIGH

EPSS Score

exploit probability

CISA KEV

No

known exploited

Exploitation

SSVC status

Description

An unauthenticated denial-of-service vulnerability in the device's PLCnext Engineer communication interface allow an remote attacker to interrupt access via the client application. Successful exploitation prevents communication until the PLCnext service is manually restarted.

Technical details

CVSS v3 Vector
3.1
Published
8/12/2026
Last Modified
8/12/2026

Frequently asked questions

What is CVE-2025-41770?

An unauthenticated denial-of-service vulnerability in the device's PLCnext Engineer communication interface allow an remote attacker to interrupt access via the client application. Successful exploitation prevents communication until the PLCnext service is manually restarted.

Is CVE-2025-41770 actively exploited?

Active exploitation of CVE-2025-41770 has not been confirmed. The EPSS score is N/A%, indicating the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2025-41770?

CVE-2025-41770 has a CVSS v3 base score of 7.5 (HIGH severity), with vector string 3.1.

Is CVE-2025-41770 affecting your environment?

Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.