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PHP2Shell flaws and stolen UpdraftCentral keys threaten PHP and WordPress sites

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Emergency PHP patches on October 21 address two remote code execution flaws, CVE-2026-109618 and CVE-2026-109619, which score 9.2 and can let unauthenticated attackers run code on web servers. Nearly all PHP versions back to 5.4 are reportedly affected, with Apache mod_php carrying the highest risk, and the bugs can also leak memory containing other users' credentials. Separately, attackers breached the developer of the UpdraftPlus WordPress backup plugin and are using stolen UpdraftCentral keys to install backdoor plugins that create hidden admin accounts. Administrators are advised to check PHP versions against fixed releases, restart services after patching, and review sites for unexpected plugins and users. Updating UpdraftPlus and removing the connection key are recommended as immediate cleanup steps.

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