Global PHP flaw forces French railway SNCF to suspend ticket validation

IgorCarron · x · 2026-10-22

A worldwide PHP vulnerability (#php2shell) has rippled beyond websites: the TER regional rail in Hauts-de-France told passengers NOT to validate their tickets until the end of the month.

The poster observed travelers at multiple SNCF stations passing through without showing tickets, including in grand salons — effectively a temporary suspension of fare validation to mitigate the flaw, underscoring that the PHP bug reaches far past typical web infrastructure.

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