Flickr Notifies Users of Data Breach After External Partner Security Flaw

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This article is one source in a clustered incident — the cluster page carries the summary, timeline and every other outlet covering it.

Flickr Reports Data Breach Linked to Third-Party Email Provider Flickr has notified users of a data breach that occurred on February 5, 2026, due to a vulnerability at a third-party email service provider. The breach exposed users' real names, email addresses, IP addresses, and account activity, affecting a significant number of its 35 million monthly users. Flickr has since disabled access to the affected system and removed links to the vulnerable endpoint. 16 sources 50