CVE-2025-41769 CRITICAL

CVE-2025-41769: Unauthenticated Buffer Overflow in PROFINET Service

Vendor Phoenix Contact
Product AXC F 1152
Weakness CWE-120
Published August 12, 2026
Last update August 13, 2026
View on NVD All CVEs

CVSS base score

9.3/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality —
Integrity —

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

What the vulnerability does

01Description

The device's PROFINET service is affected by a buffer overflow vulnerability that exists in the default configuration. An unauthenticated remote attacker could exploit this vulnerability to reboot the device or execute arbitrary code.

Key dates

02Disclosure timeline

August 12, 2026 CVE published
August 13, 2026 Record updated