The set of vulnerabilities is dubbed PHP2Shell and disclosure is scheduled for 14:00 UTC with attacks expected to follow soon after.

It is adviced to take offline every non-vital services until the patch has been installed (or the Docker image has been updated with a patched version of PHP)

Update: fix is out https://www.php.net/archive/2026.php#2026-10-21-5

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[–] 6 points 7 hours ago (5 children)

Synology had a critical system and PHP package update yesterday, could it be related 🤔

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  • [–] 20 points 7 hours ago (4 children)

    No, there is no fix released for this PHP vulnerability

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  • [–] 4 points 7 hours ago (3 children)

    Wouldn't be surprised if the big guys got first dibs before everyone else

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