{"id":9700,"date":"2026-07-22T17:32:44","date_gmt":"2026-07-22T17:32:44","guid":{"rendered":"https:\/\/global.livebitcoinnews.com\/fr\/2026\/07\/22\/le-flash-trade-de-solana-frappe-par-une-exploitation-de-98-000-usdc-affirme-que-les-utilisateurs-ne-perdront-pas-de-fonds\/"},"modified":"2026-07-22T17:32:44","modified_gmt":"2026-07-22T17:32:44","slug":"le-flash-trade-de-solana-frappe-par-une-exploitation-de-98-000-usdc-affirme-que-les-utilisateurs-ne-perdront-pas-de-fonds","status":"publish","type":"post","link":"https:\/\/global.livebitcoinnews.com\/fr\/2026\/07\/22\/le-flash-trade-de-solana-frappe-par-une-exploitation-de-98-000-usdc-affirme-que-les-utilisateurs-ne-perdront-pas-de-fonds\/","title":{"rendered":"Le Flash Trade de Solana, frapp\u00e9 par une exploitation de 98 000 USDC, affirme que les utilisateurs ne perdront pas de fonds."},"content":{"rendered":"<p><strong><em>Flash Trade a subi une exploitation de 98 000 $ USDC li\u00e9e \u00e0 un bug du SDK MagicBlock, mais l&rsquo;\u00e9quipe confirme que tous les fonds des utilisateurs restent enti\u00e8rement couverts.<\/em><\/strong><\/p>\n<p><span style=\"font-weight: 400\">L&rsquo;exchange de perp\u00e9tuels de Flash Trade bas\u00e9 sur Solana a subi un retrait non autoris\u00e9 de 98 000 $ en <\/span><a href=\"https:\/\/www.livebitcoinnews.com\/circle-reveals-410m-gateway-milestone-for-crosschain-usdc-transfers\/\"><span style=\"font-weight: 400\">USDC<\/span><\/a><span style=\"font-weight: 400\"> le 22 juillet \u00e0 00:21 SGT. L&rsquo;exploitation provenait d&rsquo;un d\u00e9faut de validation dans le SDK de MagicBlock, qui a permis \u00e0 un attaquant de faire passer un faux compte devant les contr\u00f4les de non-d\u00e9l\u00e9gation de la plateforme.<\/span><\/p>\n<p><span style=\"font-weight: 400\">De plus, les syst\u00e8mes de regroupement et de surveillance r\u00e9cemment d\u00e9ploy\u00e9s par Flash Trade ont signal\u00e9 l&rsquo;activit\u00e9 en quelques minutes. L&rsquo;\u00e9quipe a suspendu tous les d\u00e9p\u00f4ts, retraits et \u00e9changes par pr\u00e9caution.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Flash Trade et MagicBlock ont tous deux confirm\u00e9 que le montant total serait rembours\u00e9, sans aucun impact sur les soldes des utilisateurs.<\/span><\/p>\n<h2><b>La faille du SDK MagicBlock derri\u00e8re l&rsquo;exploitation de Flash Trade<\/b><\/h2>\n<p><span style=\"font-weight: 400\">La cause racine remonte \u00e0 un chemin de validation incomplet dans la macro Anchor #[ephemeral] int\u00e9gr\u00e9e au SDK de MagicBlock. Cette macro g\u00e8re les rappels (callbacks) que les contrats intelligents int\u00e9grateurs utilisent pour traiter les demandes de non-d\u00e9l\u00e9gation des instances Ephemeral Rollup.<\/span><\/p>\n<blockquote class=\"twitter-tweet\" data-width=\"500\" data-dnt=\"true\">\n<p lang=\"en\" dir=\"ltr\">On July 22 at 00:21 SGT, Flash experienced an attack that resulted in a 98,000 USDC withdrawal from the platform.<\/p>\n<p>Flash&#39;s batching and monitoring systems surfaced the activity immediately, and the team paused deposits and withdrawals within minutes. No further funds were\u2026<\/p>\n<p>&mdash; MagicBlock \u2728 (@magicblock) <a href=\"https:\/\/x.com\/magicblock\/status\/2079842438722846918?ref_src=twsrc%5Etfw\">July 22, 2026<\/a><\/p><\/blockquote>\n<p><script async src=\"https:\/\/platform.x.com\/widgets.js\" charset=\"utf-8\"><\/script><\/p>\n<p><span style=\"font-weight: 400\">L&rsquo;attaquant a d\u00e9ploy\u00e9 un programme qui a d\u00e9l\u00e9gu\u00e9 un compte fabriqu\u00e9 destin\u00e9 \u00e0 imiter un v\u00e9ritable d\u00e9p\u00f4t d&rsquo;utilisateur.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Dans la m\u00eame transaction, ce compte a \u00e9t\u00e9 pr\u00e9sent\u00e9 comme le tampon pour une instruction de non-d\u00e9l\u00e9gation s\u0153ur. La macro a v\u00e9rifi\u00e9 que le tampon \u00e9tait un signataire appartenant au programme de d\u00e9l\u00e9gation, mais elle n&rsquo;a jamais confirm\u00e9 que le tampon correspondait aux bonnes graines PDA.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Cette lacune a permis au compte de l&rsquo;attaquant de passer pour l\u00e9gitime, d\u00e9clenchant un re\u00e7u invalide et ouvrant la voie au retrait.<\/span><\/p>\n<p><span style=\"font-weight: 400\">MagicBlock a d\u00e9clar\u00e9 avoir examin\u00e9 tous les autres programmes utilisant la m\u00eame macro et avoir contact\u00e9 directement les \u00e9quipes concern\u00e9es.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Une version corrig\u00e9e du SDK, la 0.16.2, impose d\u00e9sormais la validation manquante par d\u00e9faut. La soci\u00e9t\u00e9 a exhort\u00e9 tous les int\u00e9grateurs utilisant des versions ant\u00e9rieures \u00e0 effectuer une mise \u00e0 niveau imm\u00e9diate.<\/span><\/p>\n<p><b>Lire aussi :<\/b><span style=\"font-weight: 400\"> <\/span><\/p>\n<p>https:\/\/www.livebitcoinnews.com\/wanchain-cardano-bridge-exploited-515m-night-drained-from-treasury\/<\/p>\n<h2><b>R\u00e9ponse de Flash Trade et calendrier de r\u00e9cup\u00e9ration des fonds<\/b><\/h2>\n<p><span style=\"font-weight: 400\">Flash Trade <\/span><a href=\"https:\/\/x.com\/FlashTrade\/status\/2079649461064908805?s=20\"><span style=\"font-weight: 400\">a d\u00e9clar\u00e9<\/span><\/a><span style=\"font-weight: 400\"> que son syst\u00e8me de regroupement et de surveillance des retraits, r\u00e9cemment d\u00e9ploy\u00e9, a d\u00e9tect\u00e9 l&rsquo;activit\u00e9 suspecte presque instantan\u00e9ment.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Les \u00e9changes, d\u00e9p\u00f4ts et retraits ont \u00e9t\u00e9 suspendus pendant que l&rsquo;\u00e9quipe enqu\u00eatait aux c\u00f4t\u00e9s de MagicBlock. En quelques heures, <\/span><a href=\"https:\/\/x.com\/FlashTrade\/status\/2079727481574334544?s=20\"><span style=\"font-weight: 400\">les \u00e9changes ont repris<\/span><\/a><span style=\"font-weight: 400\">, bien que les d\u00e9p\u00f4ts et les retraits soient rest\u00e9s hors ligne pendant environ 24 heures lors de la r\u00e9conciliation.<\/span><\/p>\n<p><span style=\"font-weight: 400\">L&rsquo;\u00e9quipe a pr\u00e9cis\u00e9 que ce s\u00e9quencement \u00e9tait d\u00e9lib\u00e9r\u00e9, privil\u00e9giant une r\u00e9conciliation pr\u00e9cise des fonds avant la r\u00e9ouverture des retraits.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Flash Trade et MagicBlock <\/span><a href=\"https:\/\/x.com\/FlashTrade\/status\/2079854081007624578?s=20\"><span style=\"font-weight: 400\">ont conjointement contribu\u00e9<\/span><\/a><span style=\"font-weight: 400\"> \u00e0 un fonds couvrant 100 % des d\u00e9p\u00f4ts affect\u00e9s. La plateforme a d\u00e9clar\u00e9 qu&rsquo;aucun utilisateur ne serait en perte.<\/span><\/p>\n<h2><b>R\u00e9action de l&rsquo;industrie au piratage de l&rsquo;exchange de perp\u00e9tuels Solana<\/b><\/h2>\n<p><span style=\"font-weight: 400\">Le PDG de Backpack, Armani Ferrante, s&rsquo;est exprim\u00e9 publiquement, d\u00e9crivant l&rsquo;incident comme un autre exemple d&rsquo;exploitation de syst\u00e8me de <\/span><a href=\"https:\/\/www.livebitcoinnews.com\/allbridge-exploited-for-1-65m-as-hacker-bridges-funds-to-ethereum\/\"><span style=\"font-weight: 400\">marge<\/span><\/a><span style=\"font-weight: 400\">. Il a propos\u00e9 une correction structurelle impliquant un contrat de garde isol\u00e9 et formellement v\u00e9rifi\u00e9, associ\u00e9 \u00e0 un d\u00e9lai de retrait de 24 heures.<\/span><\/p>\n<blockquote class=\"twitter-tweet\" data-width=\"500\" data-dnt=\"true\">\n<p lang=\"en\" dir=\"ltr\">Another day another DeFi hack on a margin system.<\/p>\n<p>Here&#39;s the simple solution to minimize the damage of hacks by 10x.<\/p>\n<p>All margin systems are constructed the same way. <\/p>\n<p>&#8211; You deposit your funds into the margin system. <br \/>&#8211; You no longer have custody of the assets.<br \/>&#8211; The margin\u2026 <a href=\"https:\/\/t.co\/onDproTrz2\">https:\/\/t.co\/onDproTrz2<\/a><\/p>\n<p>&mdash; Armani Ferrante (@armaniferrante) <a href=\"https:\/\/x.com\/armaniferrante\/status\/2079879824886071446?ref_src=twsrc%5Etfw\">July 22, 2026<\/a><\/p><\/blockquote>\n<p><script async src=\"https:\/\/platform.x.com\/widgets.js\" charset=\"utf-8\"><\/script><\/p>\n<p><span style=\"font-weight: 400\">Ferrante a soutenu qu&rsquo;une telle conception permettrait aux plateformes d&rsquo;arr\u00eater rapidement les retraits lors d&rsquo;une attaque. Cela limiterait les dommages en cas de d\u00e9faillances d&rsquo;oracles, de compromissions de portefeuilles et de manipulations de marges.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Il a \u00e9galement reconnu la r\u00e9action rapide de Flash Trade, pla\u00e7ant l&rsquo;\u00e9quipe parmi d&rsquo;autres qui ont bien g\u00e9r\u00e9 des incidents similaires.<\/span><\/p>\n<p><span style=\"font-weight: 400\">MagicBlock, de son c\u00f4t\u00e9, a d\u00e9clar\u00e9 qu&rsquo;il continuerait de travailler avec les int\u00e9grateurs, les auditeurs et les chercheurs ind\u00e9pendants pour renforcer la s\u00e9curit\u00e9 au niveau du SDK \u00e0 l&rsquo;avenir.<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Flash Trade a subi une exploitation de 98 000 $ USDC li\u00e9e \u00e0 un bug du SDK MagicBlock, mais l&rsquo;\u00e9quipe confirme que tous les fonds des utilisateurs restent enti\u00e8rement couverts. L&rsquo;exchange de perp\u00e9tuels de Flash Trade bas\u00e9 sur Solana a subi un retrait non autoris\u00e9 de 98 000 $ en USDC le 22 juillet \u00e0 [&hellip;]<\/p>\n","protected":false},"author":6,"featured_media":9699,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[178,8],"tags":[],"class_list":["post-9700","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-hacked","category-solana"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Le Flash Trade de Solana, frapp\u00e9 par une exploitation de 98 000 USDC, affirme que les utilisateurs ne perdront pas de fonds. - France Live Bitcoin News<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/global.livebitcoinnews.com\/fr\/2026\/07\/22\/le-flash-trade-de-solana-frappe-par-une-exploitation-de-98-000-usdc-affirme-que-les-utilisateurs-ne-perdront-pas-de-fonds\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Le Flash Trade de Solana, frapp\u00e9 par une exploitation de 98 000 USDC, affirme que les utilisateurs ne perdront pas de fonds. - France Live Bitcoin News\" \/>\n<meta property=\"og:description\" content=\"Flash Trade a subi une exploitation de 98 000 $ USDC li\u00e9e \u00e0 un bug du SDK MagicBlock, mais l&rsquo;\u00e9quipe confirme que tous les fonds des utilisateurs restent enti\u00e8rement couverts. L&rsquo;exchange de perp\u00e9tuels de Flash Trade bas\u00e9 sur Solana a subi un retrait non autoris\u00e9 de 98 000 $ en USDC le 22 juillet \u00e0 [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/global.livebitcoinnews.com\/fr\/2026\/07\/22\/le-flash-trade-de-solana-frappe-par-une-exploitation-de-98-000-usdc-affirme-que-les-utilisateurs-ne-perdront-pas-de-fonds\/\" \/>\n<meta property=\"og:site_name\" content=\"France Live Bitcoin News\" \/>\n<meta property=\"article:published_time\" content=\"2026-07-22T17:32:44+00:00\" \/>\n<meta name=\"author\" content=\"frenchlbn\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"frenchlbn\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"3 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/global.livebitcoinnews.com\\\/fr\\\/2026\\\/07\\\/22\\\/le-flash-trade-de-solana-frappe-par-une-exploitation-de-98-000-usdc-affirme-que-les-utilisateurs-ne-perdront-pas-de-fonds\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/global.livebitcoinnews.com\\\/fr\\\/2026\\\/07\\\/22\\\/le-flash-trade-de-solana-frappe-par-une-exploitation-de-98-000-usdc-affirme-que-les-utilisateurs-ne-perdront-pas-de-fonds\\\/\"},\"author\":{\"name\":\"frenchlbn\",\"@id\":\"https:\\\/\\\/global.livebitcoinnews.com\\\/fr\\\/#\\\/schema\\\/person\\\/cf8f1f85189588768e507a2eb234cba8\"},\"headline\":\"Le Flash Trade de Solana, frapp\u00e9 par une exploitation de 98 000 USDC, affirme que les utilisateurs ne perdront pas de fonds.\",\"datePublished\":\"2026-07-22T17:32:44+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/global.livebitcoinnews.com\\\/fr\\\/2026\\\/07\\\/22\\\/le-flash-trade-de-solana-frappe-par-une-exploitation-de-98-000-usdc-affirme-que-les-utilisateurs-ne-perdront-pas-de-fonds\\\/\"},\"wordCount\":727,\"commentCount\":0,\"image\":{\"@id\":\"https:\\\/\\\/global.livebitcoinnews.com\\\/fr\\\/2026\\\/07\\\/22\\\/le-flash-trade-de-solana-frappe-par-une-exploitation-de-98-000-usdc-affirme-que-les-utilisateurs-ne-perdront-pas-de-fonds\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/global.livebitcoinnews.com\\\/fr\\\/wp-content\\\/uploads\\\/sites\\\/4\\\/2026\\\/07\\\/digital-composite-image-male-hacker-using-laptop-with-binary-codes-darkroom-scaled-8.jpg\",\"articleSection\":[\"Hacked\",\"Solana\"],\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/global.livebitcoinnews.com\\\/fr\\\/2026\\\/07\\\/22\\\/le-flash-trade-de-solana-frappe-par-une-exploitation-de-98-000-usdc-affirme-que-les-utilisateurs-ne-perdront-pas-de-fonds\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/global.livebitcoinnews.com\\\/fr\\\/2026\\\/07\\\/22\\\/le-flash-trade-de-solana-frappe-par-une-exploitation-de-98-000-usdc-affirme-que-les-utilisateurs-ne-perdront-pas-de-fonds\\\/\",\"url\":\"https:\\\/\\\/global.livebitcoinnews.com\\\/fr\\\/2026\\\/07\\\/22\\\/le-flash-trade-de-solana-frappe-par-une-exploitation-de-98-000-usdc-affirme-que-les-utilisateurs-ne-perdront-pas-de-fonds\\\/\",\"name\":\"Le Flash Trade de Solana, frapp\u00e9 par une exploitation de 98 000 USDC, affirme que les utilisateurs ne perdront pas de fonds. - 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L&rsquo;exchange de perp\u00e9tuels de Flash Trade bas\u00e9 sur Solana a subi un retrait non autoris\u00e9 de 98 000 $ en USDC le 22 juillet \u00e0 [&hellip;]","og_url":"https:\/\/global.livebitcoinnews.com\/fr\/2026\/07\/22\/le-flash-trade-de-solana-frappe-par-une-exploitation-de-98-000-usdc-affirme-que-les-utilisateurs-ne-perdront-pas-de-fonds\/","og_site_name":"France Live Bitcoin News","article_published_time":"2026-07-22T17:32:44+00:00","author":"frenchlbn","twitter_card":"summary_large_image","twitter_misc":{"\u00c9crit par":"frenchlbn","Dur\u00e9e de lecture estim\u00e9e":"3 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