【ﾔﾊﾞｲ】メルカリの顧客情報2400万件、ダークウェブで販売中か… 氏名/メールアドレス/電話番号/住所/売買活動などの詳細情報が含まれるとの噂

2026-10-16 ［文・構成＝S編集部］

注目のトピック

🚨🇯🇵 Mercari dataset containing 24 million records advertised for sale

A dataset allegedly containing 24 million records from Mercari, one of Japan's largest online marketplaces for buying and selling secondhand goods, is being offered for $400.
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The actor "tet" claims to have obtained customer information, including full names, email addresses, phone numbers, residential addresses, and account details.
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The dataset also contains information about users' buying and selling activity, including completed transactions, cancelled purchases, active listings, and seller earnings.
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Claim is currently unverified.
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💥 No delays. No guessing. No redactions. Get the intel threat actors see, the moment they post it. https://t.co/281Qjc6p2J

— Dark Web Informer (@DarkWebInformer) October 15, 2026

【悲報】メルカリさん、ダークウェブで顧客情報2400万件を売りに出される？

・顧客情報には氏名/メアド/電話番号/住所等のアカウント詳細情報が含まれるとハッカーは主張
・さらに完了済み取引、キャンセル済み購入、出品情報や収益まで含まれる模様

(※流出データは未検証のため公式発表を待つべし)

— 滝沢ガレソ (@tkzwgrs) October 16, 2026