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ASD rushes out ‘critical’ alert on unpatched PHP vulnerability

The Australian Signals Directorate has put Australian government agencies and businesses on high alert over an unpatched security hole in the almost endemic web scripting language PHP that jumped the fence into the wild before a fix was released. The top-level alarm was rung on Wednesday afternoon, with ASD saying that “PHP Foundation has published advanced notice of critical vulnerabilities; organisations are recommended to monitor for the release of relevant patches to address these vulnerabilities”.

Published 21-Oct-2026 07:19 UTC · First seen 21-Oct-2026 07:19 UTC

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