Shuffles (Pinterest app) Third-Party Breach (December 2025)

📅 2025-12-01 🏢 Mixpanel

Primary Source ↗

Incident Details

In 2025, Shuffles (Pinterest app) experienced a data security incident via a third-party vendor relationship. The compromised third-party vendor was Mixpanel. Source reporting: https://breached.company/the-mixpanel-breach-how-a-single-smishing-attack-exposed-millions-of-users-across-8-000-corporate-customers/

Technical Details

Initial Attack Vector: Compromise of third-party service provider / vendor relationship
Vendor / Product: Mixpanel
Supply Chain Attack: ✅ Confirmed third-party / vendor compromise

Timeline

2025-12-01 Breach occurred
2025-12-01 Publicly disclosed