Data breachUnknownFebruary 3, 2026

697,313 Substack records exposed in data leak

Substack users are affected by a confirmed leak involving nearly 700,000 records. The incident affects accounts on the media platform and concerns individuals in…

Victim: Substack

SectorOther

CountryFrance

Imported from fuitesinfos.fr — pending editorial review. The block below is the machine-extracted summary; consult the source link for the full French reporting.

Substack users are affected by a confirmed leak involving nearly 700,000 records. The incident affects accounts on the media platform and concerns individuals in…

Sources

fuitesinfos.frhttps://fuitesinfos.fr/article/2026-02-03-substack

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