{"id":1766,"date":"2026-04-21T09:03:41","date_gmt":"2026-04-21T09:03:41","guid":{"rendered":"https:\/\/global.livebitcoinnews.com\/fr\/2026\/04\/21\/kelp-dao-exploit-fallout-layerzero-accuse-dune-violation-de-292-millions-de-dollars-alors-quaave-examine-les-risques-de-liquidite\/"},"modified":"2026-04-21T09:03:41","modified_gmt":"2026-04-21T09:03:41","slug":"kelp-dao-exploit-fallout-layerzero-accuse-dune-violation-de-292-millions-de-dollars-alors-quaave-examine-les-risques-de-liquidite","status":"publish","type":"post","link":"https:\/\/global.livebitcoinnews.com\/fr\/2026\/04\/21\/kelp-dao-exploit-fallout-layerzero-accuse-dune-violation-de-292-millions-de-dollars-alors-quaave-examine-les-risques-de-liquidite\/","title":{"rendered":"Kelp DAO Exploit Fallout : LayerZero accus\u00e9 d&rsquo;une violation de 292 millions de dollars alors qu&rsquo;Aave examine les risques de liquidit\u00e9"},"content":{"rendered":"<p><b>Un exploit de 292 millions de dollars suscite un diff\u00e9rend alors qu&rsquo;Aave fait face \u00e0 un risque allant jusqu&rsquo;\u00e0 230 millions de dollars en raison de l&rsquo;exposition aux garanties rsETH \u00e0 effet de levier.<\/b><span style=\"font-weight: 400\"><br \/>\n<\/span><\/p>\n<p><span style=\"font-weight: 400\">Kelp DAO a r\u00e9pondu aux critiques croissantes \u00e0 la suite d&rsquo;un exploit majeur de pont inter-cha\u00eenes qui a drain\u00e9 environ 292 millions de dollars d&rsquo;actifs. Des tensions sont apparues entre Kelp DAO et LayerZero quant au responsable de la violation. Dans le m\u00eame temps, l\u2019incident a eu des r\u00e9percussions sur DeFi, en particulier sur les march\u00e9s de pr\u00eats d\u2019Aave. L\u2019attention se tourne d\u00e9sormais vers la mani\u00e8re dont les pertes seront g\u00e9r\u00e9es et si les risques syst\u00e9miques peuvent \u00eatre ma\u00eetris\u00e9s.<\/span><\/p>\n<h2><span style=\"font-weight: 400\">LayerZero indique un \u00e9chec de validation dans Kelp DAO Hack, l&rsquo;\u00e9quipe d\u00e9fend la configuration<\/span><\/h2>\n<p><span style=\"font-weight: 400\">Kelp DAO a publi\u00e9 une d\u00e9claration lundi, cherchant \u00e0 se distancier de toute responsabilit\u00e9 directe dans l&rsquo;exploit. La violation s&rsquo;est produite le 18 avril, lorsque les attaquants<\/span><a href=\"https:\/\/www.livebitcoinnews.com\/kelp-daos-rseth-bridge-hit-by-292m-exploit-in-suspected-layerzero-attack\/\"><span style=\"font-weight: 400\">siphonn\u00e9 116 500 rsETH<\/span><\/a><span style=\"font-weight: 400\">jetons de son pont aliment\u00e9 par LayerZero. Ce chiffre place l\u2019incident parmi les plus grands exploits DeFi enregistr\u00e9s cette ann\u00e9e.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Selon LayerZero, les attaquants ont acc\u00e9d\u00e9 \u00e0 l&rsquo;infrastructure critique li\u00e9e \u00e0 son r\u00e9seau v\u00e9rifi\u00e9 d\u00e9centralis\u00e9 (DVN). Les enqu\u00eateurs pensent que le groupe \u00e0 l\u2019origine de cet exploit pourrait \u00eatre li\u00e9 au groupe nord-cor\u00e9en Lazarus. R.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Les rapports indiquent que les donn\u00e9es compromises des n\u0153uds RPC ont permis aux attaquants d&#8217;empoisonner deux n\u0153uds. Une attaque DDoS coordonn\u00e9e a ensuite forc\u00e9 le DVN \u00e0 accepter un message cross-chain frauduleux, ce qui a finalement conduit \u00e0 la signature d&rsquo;une transaction non autoris\u00e9e.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Le rapport de LayerZero a soulign\u00e9 l\u2019utilisation par Kelp DAO d\u2019une configuration DVN 1 sur 1 comme vuln\u00e9rabilit\u00e9 cl\u00e9. Cette configuration signifiait qu\u2019une seule source de v\u00e9rification \u00e9tait requise pour approuver les transactions. Sans validateurs ind\u00e9pendants suppl\u00e9mentaires, le syst\u00e8me manquait de garanties pour d\u00e9tecter les messages manipul\u00e9s. LayerZero a d\u00e9clar\u00e9 avoir pr\u00e9c\u00e9demment conseill\u00e9 \u00e0 Kelp DAO d&rsquo;adopter une configuration plus distribu\u00e9e.<\/span><\/p>\n<blockquote class=\"twitter-tweet\" data-width=\"550\" data-dnt=\"true\">\n<p lang=\"zxx\" dir=\"ltr\"><a href=\"https:\/\/t.co\/3vIHs3Xgs4\">https:\/\/t.co\/3vIHs3Xgs4<\/a><\/p>\n<p>\u2013 LayerZero (@LayerZero_Core)<a href=\"https:\/\/twitter.com\/LayerZero_Core\/status\/2046081551574983137?ref_src=twsrc%5Etfw\">20 avril 2026<\/a><\/p>\n<\/blockquote>\n<p><span style=\"font-weight: 400\">Kelp DAO a repouss\u00e9 ces affirmations. Dans son<\/span><a href=\"https:\/\/x.com\/KelpDAO\/status\/2046332070277091807\"><span style=\"font-weight: 400\">r\u00e9ponse<\/span><\/a><span style=\"font-weight: 400\">, l&rsquo;\u00e9quipe a d\u00e9clar\u00e9 que le mod\u00e8le DVN 1 sur 1 suivait les propres param\u00e8tres de d\u00e9ploiement par d\u00e9faut de LayerZero. Le protocole note \u00e9galement une communication continue avec LayerZero depuis d\u00e9but 2024. Lors de son extension aux r\u00e9seaux de couche 2, Kelp a d\u00e9clar\u00e9 que la configuration avait \u00e9t\u00e9 examin\u00e9e et approuv\u00e9e comme \u00e9tant appropri\u00e9e.<\/span><\/p>\n<h2><span style=\"font-weight: 400\">Le piratage de Kelp DAO se d\u00e9verse dans Aave, d\u00e9clenchant un sc\u00e9nario de risque collat\u00e9ral de 221 millions de dollars<\/span><\/h2>\n<p><span style=\"font-weight: 400\">Les efforts pour g\u00e9rer les retomb\u00e9es ont commenc\u00e9 peu de temps apr\u00e8s l\u2019exploit. Kelp DAO a confirm\u00e9 avoir suspendu les contrats concern\u00e9s et mis sur liste noire les portefeuilles li\u00e9s \u00e0 l&rsquo;attaquant. Ces mesures ont permis de limiter les d\u00e9g\u00e2ts, m\u00eame si une grande partie des fonds avait d\u00e9j\u00e0 \u00e9t\u00e9 d\u00e9plac\u00e9e.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Les cons\u00e9quences se sont rapidement \u00e9tendues au-del\u00e0 de l\u2019\u00e9cosyst\u00e8me de Kelp DAO. Une part importante du rsETH vol\u00e9 a \u00e9t\u00e9 d\u00e9pos\u00e9e sur la plateforme Aave V3. L\u2019attaquant a utilis\u00e9 ces actifs comme garantie pour emprunter de grandes quantit\u00e9s de WETH et de wstETH. Une telle activit\u00e9 a suscit\u00e9 des inqui\u00e9tudes quant \u00e0 d\u2019\u00e9ventuelles cr\u00e9ances irr\u00e9couvrables au sein des pools de pr\u00eats d\u2019Aave.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Aave<\/span><a href=\"https:\/\/governance.aave.com\/t\/rseth-incident-report-april-20-2026\/24580\"><span style=\"font-weight: 400\">rapport d&rsquo;incident<\/span><\/a><span style=\"font-weight: 400\">a d\u00e9taill\u00e9 l\u2019ampleur de l\u2019exposition. Les donn\u00e9es montrent que l\u2019attaquant a fourni 89\u00a0567 rsETH, d\u2019une valeur de pr\u00e8s de 221 millions de dollars, en garantie. En contrepartie, 82 650 WETH et 821 wstETH ont \u00e9t\u00e9 emprunt\u00e9s. Ces positions se situent d\u00e9sormais \u00e0 des facteurs de sant\u00e9 dangereusement bas, augmentant ainsi la probabilit\u00e9 de d\u00e9ficits de liquidit\u00e9s.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Aave a d\u00e9crit deux r\u00e9sultats potentiels quant \u00e0 la mani\u00e8re dont les pertes pourraient \u00eatre r\u00e9parties. Un sc\u00e9nario suppose que les pertes sont r\u00e9parties uniform\u00e9ment entre tous les d\u00e9tenteurs de rsETH. Selon ce mod\u00e8le, une d\u00e9sindexation de 15,12 % se produirait, cr\u00e9ant environ 123,7 millions de dollars de revenus.<\/span><a href=\"https:\/\/www.livebitcoinnews.com\/aave-hit-by-5-4b-eth-outflows-after-rseth-exploit-sparks-whale-panic\/\"><span style=\"font-weight: 400\">cr\u00e9ances irr\u00e9couvrables<\/span><\/a><span style=\"font-weight: 400\">. Ethereum supporterait la perte absolue la plus importante, m\u00eame si sa profondeur de liquidit\u00e9 pourrait absorber une grande partie de l\u2019impact. Les r\u00e9seaux plus petits comme Mantle seraient confront\u00e9s \u00e0 une pression proportionnelle plus \u00e9lev\u00e9e.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Un sc\u00e9nario alternatif suppose que les pertes restent limit\u00e9es aux d\u00e9ploiements de couche 2. Dans ce cas, la garantie L2 rsETH serait confront\u00e9e \u00e0 une d\u00e9cote de 73,54 %. Les cr\u00e9ances irr\u00e9couvrables qui en r\u00e9sulteraient pourraient grimper jusqu&rsquo;\u00e0 230,1 millions de dollars sur des r\u00e9seaux tels que<\/span><a href=\"https:\/\/www.livebitcoinnews.com\/arbitrum-freezes-30766-eth-after-kelp-dao-exploit-shakes-defi-market\/\"><span style=\"font-weight: 400\">Arbitrage<\/span><\/a><span style=\"font-weight: 400\">, Base et Manteau. Ce r\u00e9sultat pr\u00e9sente un stress localis\u00e9 plus important mais laisse le r\u00e9seau principal Ethereum largement inchang\u00e9.<\/span><\/p>\n<h2><span style=\"font-weight: 400\">Le fonds de s\u00e9curit\u00e9 de 54 millions de dollars d&rsquo;Aave est confront\u00e9 \u00e0 des limites \u00e0 mesure que les retomb\u00e9es des exploits s&rsquo;aggravent<\/span><\/h2>\n<p><span style=\"font-weight: 400\">Aave a not\u00e9 que son fonds WETH Umbrella de 54 millions de dollars pourrait servir de tampon initial dans le premier sc\u00e9nario. Toutefois, cette garantie ne s&rsquo;appliquerait pas si les pertes se limitaient \u00e0<\/span><a href=\"https:\/\/www.livebitcoinnews.com\/robinhood-launches-layer-2-blockchain-built-on-arbitrum\/\"><span style=\"font-weight: 400\">Couche 2<\/span><\/a><span style=\"font-weight: 400\">march\u00e9s. Les r\u00e9sultats finaux d\u00e9pendent fortement de la mani\u00e8re dont Kelp DAO ajuste ses m\u00e9canismes de comptabilit\u00e9 et de tarification Oracle.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Malgr\u00e9 l&rsquo;incertitude, Aave maintient une situation financi\u00e8re relativement solide. Le DAO d\u00e9tient actuellement environ 181 millions de dollars d&rsquo;actifs. Il a \u00e9galement indiqu\u00e9 avoir re\u00e7u des engagements de soutien de la part des participants \u00e0 l\u2019\u00e9cosyst\u00e8me si des pertes se mat\u00e9rialisaient.<\/span><\/p>\n<p><span style=\"font-weight: 400\">L&rsquo;attention se porte d\u00e9sormais sur la coordination entre Kelp DAO, LayerZero et les protocoles concern\u00e9s. Des d\u00e9cisions claires sur la r\u00e9partition des pertes et les \u00e9tapes de redressement fa\u00e7onneront l\u2019impact plus large. Pour l\u2019instant, l\u2019incident constitue un autre rappel des risques li\u00e9s \u00e0 l\u2019infrastructure inter-cha\u00eenes et aux syst\u00e8mes de validation concentr\u00e9s.<\/span><\/p>\n<p><!-- source_url: https:\/\/www.livebitcoinnews.com\/kelp-dao-exploit-fallout-layerzero-blamed-for-292m-breach-as-aave-reviews-liquidity-risks\/ --><\/p>\n<p><em>Source : <a href=\"https:\/\/www.livebitcoinnews.com\/kelp-dao-exploit-fallout-layerzero-blamed-for-292m-breach-as-aave-reviews-liquidity-risks\/\" rel=\"nofollow noopener\" target=\"_blank\">Live Bitcoin News<\/a><\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Un exploit de 292 millions de dollars suscite un diff\u00e9rend alors qu&rsquo;Aave fait face \u00e0 un risque allant jusqu&rsquo;\u00e0 230 millions de dollars en raison de l&rsquo;exposition aux garanties rsETH \u00e0 effet de levier. Kelp DAO a r\u00e9pondu aux critiques croissantes \u00e0 la suite d&rsquo;un exploit majeur de pont inter-cha\u00eenes qui a drain\u00e9 environ 292 [&hellip;]<\/p>\n","protected":false},"author":6,"featured_media":1765,"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],"tags":[],"class_list":["post-1766","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-hacked"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.1.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Kelp DAO Exploit Fallout : LayerZero accus\u00e9 d&#039;une violation de 292 millions de dollars alors qu&#039;Aave examine les risques de liquidit\u00e9 - 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\/04\/21\/kelp-dao-exploit-fallout-layerzero-accuse-dune-violation-de-292-millions-de-dollars-alors-quaave-examine-les-risques-de-liquidite\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Kelp DAO Exploit Fallout : LayerZero accus\u00e9 d&#039;une violation de 292 millions de dollars alors qu&#039;Aave examine les risques de liquidit\u00e9 - France Live Bitcoin News\" \/>\n<meta property=\"og:description\" content=\"Un exploit de 292 millions de dollars suscite un diff\u00e9rend alors qu&rsquo;Aave fait face \u00e0 un risque allant jusqu&rsquo;\u00e0 230 millions de dollars en raison de l&rsquo;exposition aux garanties rsETH \u00e0 effet de levier. Kelp DAO a r\u00e9pondu aux critiques croissantes \u00e0 la suite d&rsquo;un exploit majeur de pont inter-cha\u00eenes qui a drain\u00e9 environ 292 [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/global.livebitcoinnews.com\/fr\/2026\/04\/21\/kelp-dao-exploit-fallout-layerzero-accuse-dune-violation-de-292-millions-de-dollars-alors-quaave-examine-les-risques-de-liquidite\/\" \/>\n<meta property=\"og:site_name\" content=\"France Live Bitcoin News\" \/>\n<meta property=\"article:published_time\" content=\"2026-04-21T09:03:41+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=\"5 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\/04\/21\/kelp-dao-exploit-fallout-layerzero-accuse-dune-violation-de-292-millions-de-dollars-alors-quaave-examine-les-risques-de-liquidite\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/global.livebitcoinnews.com\/fr\/2026\/04\/21\/kelp-dao-exploit-fallout-layerzero-accuse-dune-violation-de-292-millions-de-dollars-alors-quaave-examine-les-risques-de-liquidite\/\"},\"author\":{\"name\":\"frenchlbn\",\"@id\":\"https:\/\/global.livebitcoinnews.com\/fr\/#\/schema\/person\/cf8f1f85189588768e507a2eb234cba8\"},\"headline\":\"Kelp DAO Exploit Fallout : LayerZero accus\u00e9 d&rsquo;une violation de 292 millions de dollars alors qu&rsquo;Aave examine les risques de liquidit\u00e9\",\"datePublished\":\"2026-04-21T09:03:41+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/global.livebitcoinnews.com\/fr\/2026\/04\/21\/kelp-dao-exploit-fallout-layerzero-accuse-dune-violation-de-292-millions-de-dollars-alors-quaave-examine-les-risques-de-liquidite\/\"},\"wordCount\":1061,\"commentCount\":0,\"image\":{\"@id\":\"https:\/\/global.livebitcoinnews.com\/fr\/2026\/04\/21\/kelp-dao-exploit-fallout-layerzero-accuse-dune-violation-de-292-millions-de-dollars-alors-quaave-examine-les-risques-de-liquidite\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/global.livebitcoinnews.com\/fr\/wp-content\/uploads\/sites\/4\/2026\/04\/DAO-1.png\",\"articleSection\":[\"Hacked\"],\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/global.livebitcoinnews.com\/fr\/2026\/04\/21\/kelp-dao-exploit-fallout-layerzero-accuse-dune-violation-de-292-millions-de-dollars-alors-quaave-examine-les-risques-de-liquidite\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/global.livebitcoinnews.com\/fr\/2026\/04\/21\/kelp-dao-exploit-fallout-layerzero-accuse-dune-violation-de-292-millions-de-dollars-alors-quaave-examine-les-risques-de-liquidite\/\",\"url\":\"https:\/\/global.livebitcoinnews.com\/fr\/2026\/04\/21\/kelp-dao-exploit-fallout-layerzero-accuse-dune-violation-de-292-millions-de-dollars-alors-quaave-examine-les-risques-de-liquidite\/\",\"name\":\"Kelp DAO Exploit Fallout : LayerZero accus\u00e9 d'une violation de 292 millions de dollars alors qu'Aave examine les risques de liquidit\u00e9 - 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