Important Security Advisory Regarding PHP and Linux

Department: Security Technology, Media Technology, Network Management, Software

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Cologne, November 2, 2026

Important Security Advisory Regarding PHP Vulnerabilities and a Linux Kernel Bug

Security Information Regarding the PHP Vulnerabilities CVE-2026-109618 and CVE-2026-109619

• No GUDE products are affected, including the SNMP card for the UPS, as GUDE products do not use PHP.
• The GUDE Power Cloud is not affected, as it does not use PHP.
• The GUDE website is up to date and protected against these vulnerabilities.

Security Advisory Regarding the TCP/IPv4 Vulnerability in the Linux Kernel CVE-2026-98432

• No GUDE products are affected, including the SNMP card for the UPS, as GUDE products do not use the Linux kernel.
• The GUDE Power Cloud is not affected, as it does not use the Linux kernel.

For both security vulnerabilities, customers do not need to take any action regarding GUDE products or the GUDE Power Cloud. No additional updates or configuration changes are required. For more information, please refer to the official security advisory from the PHP Project or the respective Linux distribution.

In case of questions, do not hesitate to get in contact with us.