POPA ReconCoinbase contacts exposed via Amplitude incident, funds unaffected
Small subset of customer contact data exposed alongside other Amplitude clients.
No unauthorized access to Coinbase systems found, impacted users being notified.
Source reports
- 🚨 NOW: Coinbase says it has not suffered a data breach. A security incident at analytics vendor Amplitude exposed some users’ contact data, but customer funds and Coinbase systems were unaffected. — @Cointelegraph (X), Oct 28, 2026, 03:08 UTC
- COINBASE SAYS VENDOR INCIDENT HIT CUSTOMER CONTACT DATA, NOT FUNDS A small subset was affected at analytics vendor Amplitude, @coinbase says. It is notifying impacted users and regulators. Read more here… — @DefiantNews (X), Oct 28, 2026, 03:22 UTC
- Coinbase denies data breach after Amplitude vendor incident exposes limited customer contact data — link — Rickler Feed, Oct 28, 2026, 03:56 UTC
- ⚠️ Coinbase data breach - Some users reported a data breach which Coinbase denies, says analytics vendor Amplitude hack exposed some customer contact data, no funds stolen Source — ahboyashreads, Oct 28, 2026, 04:13 UTC
- ⚠️⚠️ Coinbase data breach - Some users reported a data breach which Coinbase denies, says analytics vendor Amplitude hack exposed some customer contact data, no funds stolen Source — Rickler Feed, Oct 28, 2026, 04:14 UTC
- ⚠️ DATA BREACH ALERT: Coinbase customer contact information exposed in security incident at analytics provider Amplitude. Hackers have allegedly accessed contact information belonging to more than 70,000 Coinbase users. Coinbase confirms there is no evidence of unauthorised… — @coinbureau (X), Oct 28, 2026, 04:30 UTC
- Third-Party Analytics Vendor Amplitude Suffers Security Incident, Leaking Contact Info for a Small Subset of Coinbase Users SlowMist CISO 23pds posted that a data leak involving Coinbase has been confirmed, though it remains unconfirmed whether passwords or funds were… — @WuBlockchain (X), Oct 28, 2026, 04:37 UTC
- 4 data leaks reported today: 1. Coinbase's vendor Amplitude exposed some users’ contact data (funds unaffected). 2. Bithumb (Korea) had user data leaks. In TradFi, two securities firms in Korea leaked data: 3. Mirae Asset 4. Daishin Securities You can't prevent a leak, but you… — @cz_binance (X), Oct 28, 2026, 04:49 UTC
- Coinbase says no breach; vendor Amplitude hit by security incident affecting some customer contact data - 𝕏/@coinbasesupport 🔗 Discord · Leviathan · Source 🗺️ Breach · Coinbase 🕵️ @w00tcake — Rickler Feed, Oct 28, 2026, 06:19 UTC
- Coinbase says no breach; vendor Amplitude hit by security incident affecting some customer contact data - 𝕏/@coinbasesupport 🔗 Discord · Leviathan · Source 🗺️ Breach · Coinbase 🕵️ @w00tcake — Закрепи.sender, Oct 28, 2026, 06:19 UTC
- Third-Party Analytics Vendor Amplitude Suffers Security Incident, Leaking Contact Info for a Small Subset of Coinbase Users SlowMist CISO 23pds posted that a data leak involving Coinbase has been confirmed, though it remains unconfirmed whether passwords or funds were… — Rickler Feed, Oct 28, 2026, 09:12 UTC
Excerpts are quoted from the linked sources, which own their text.
POPA Recon's research of this event
POPA Recon's research of this event
Follow @PopaRecon on X for new finds, and Web3AlphaFeed on Telegram.