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Security Advisory: Plesk PHP Updater Remote Code Execution

This is a security release for AlmaLinux 9, CloudLinux 9. Update the product on every affected server to the patched release — there is no workaround, and unpatched servers remain exposed until updated.

High
Plesk AlmaLinux 9 CloudLinux 9 Debian 12 Ubuntu 22.04

Versiones afectadas

Plesk Obsidian 18.0.63 and earlier

Versión parcheada

Plesk Obsidian 18.0.65

CMD de actualización por defecto

yum update -y

Comandos de corrección

AlmaLinux 9 / CloudLinux 9

plesk installer update --select-product-id plesk
plesk sbin packagemng --update

Ubuntu 22.04 / Debian 12

apt update
plesk installer update --select-product-id plesk

Lo que esto significa bajo una licencia de SharedLicense

Your SharedLicense license itself is not affected — this is a change in Plesk software, not in licensing. Apply it on every affected server: plesk installer --select-release-current --update-installed. Licenses keep working through updates; nothing needs re-issuing or re-activating.

Referencias

Avisos de seguridad

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2026-09-23 00:00:00

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