{"id":17096,"date":"2022-01-24T16:40:07","date_gmt":"2022-01-24T15:40:07","guid":{"rendered":"https:\/\/coinscreed.com\/staging\/?p=17096"},"modified":"2022-01-24T16:40:07","modified_gmt":"2022-01-24T15:40:07","slug":"openseas-nft-marketplace-bug-helps-exploiter-cart-away-with-750000","status":"publish","type":"post","link":"https:\/\/coinscreed.com\/staging\/openseas-nft-marketplace-bug-helps-exploiter-cart-away-with-750000\/","title":{"rendered":"OpenSea&#8217;s NFT marketplace bug helps exploiter cart away with $750,000"},"content":{"rendered":"\n<h5 class=\"wp-block-heading\">The <a href=\"https:\/\/coinscreed.com\/staging\/following-the-crypto-sell-off-mcdonalds-job-applications-were-sold-as-nfts-on-opensea.html\" data-type=\"post\" data-id=\"16972\">OpenSea NFT marketplace<\/a> bug was reportedly discovered on Dec. 31, the bug undervalued token causing them to be bought at their previous listed prices. This act led to the loss of about $750,000.<\/h5>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"512\" src=\"https:\/\/coinscreed.com\/staging\/wp-content\/uploads\/2022\/01\/image-204-1024x512.png\" alt=\"OpenSea's NFT marketplace bug helps exploiter cart away with $750,000\" class=\"wp-image-17103\" srcset=\"https:\/\/coinscreed.com\/staging\/wp-content\/uploads\/2022\/01\/image-204-1024x512.png 1024w, https:\/\/coinscreed.com\/staging\/wp-content\/uploads\/2022\/01\/image-204-300x150.png 300w, https:\/\/coinscreed.com\/staging\/wp-content\/uploads\/2022\/01\/image-204-768x384.png 768w, https:\/\/coinscreed.com\/staging\/wp-content\/uploads\/2022\/01\/image-204-360x180.png 360w, https:\/\/coinscreed.com\/staging\/wp-content\/uploads\/2022\/01\/image-204-750x375.png 750w, https:\/\/coinscreed.com\/staging\/wp-content\/uploads\/2022\/01\/image-204-1140x570.png 1140w, https:\/\/coinscreed.com\/staging\/wp-content\/uploads\/2022\/01\/image-204.png 1173w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n\n\n<p>An attack has purportedly been discovered in the front end of prominent nonfungible token (NFT) marketplace OpenSea, allowing users to <a href=\"https:\/\/www.google.com\/search?q=OpenSea%27s+NFT+marketplace+bug+helps+exploiter+cart+away+with+%24750%2C000&rlz=1C1SQJL_enNG889NG889&oq=OpenSea%27s+NFT+marketplace+bug+helps+exploiter+cart+away+with+%24750%2C000&aqs=chrome..69i57.988j0j9&sourceid=chrome&ie=UTF-8\" data-type=\"URL\" data-id=\"https:\/\/www.google.com\/search?q=OpenSea%27s+NFT+marketplace+bug+helps+exploiter+cart+away+with+%24750%2C000&rlz=1C1SQJL_enNG889NG889&oq=OpenSea%27s+NFT+marketplace+bug+helps+exploiter+cart+away+with+%24750%2C000&aqs=chrome..69i57.988j0j9&sourceid=chrome&ie=UTF-8\" target=\"_blank\" rel=\"noopener\">acquire popular NFTs<span class=\"wpil-link-icon\" title=\"Link goes to external site.\" style=\"margin: 0 0 0 5px;\"><svg width=\"24\" height=\"24\" style=\"height:16px; width:16px; fill:#000000; stroke:#000000; display:inline-block;\" viewBox=\"0 0 24 24\" version=\"1.1\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" xmlns:svg=\"http:\/\/www.w3.org\/2000\/svg\"><g id=\"wpil-svg-outbound-7-icon-path\" fill=\"none\" clip-path=\"url(#clip0_31_188)\">\r\n                            <path d=\"M9.16724 14.8891L20.1672 3.88908\" stroke-linecap=\"round\"\/>\r\n                            <path d=\"M13.4497 3.53554L20.5208 3.53554L20.5208 10.6066\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\/>\r\n                            <path d=\"M17.5 13.5L17.5 16.26C17.5 17.4179 17.5 17.9968 17.2675 18.4359C17.0799 18.7902 16.7902 19.0799 16.4359 19.2675C15.9968 19.5 15.4179 19.5 14.26 19.5L7.74 19.5C6.58213 19.5 6.0032 19.5 5.56414 19.2675C5.20983 19.0799 4.92007 18.7902 4.73247 18.4359C4.5 17.9968 4.5 17.4179 4.5 16.26L4.5 9.74C4.5 8.58213 4.5 8.0032 4.73247 7.56414C4.92007 7.20983 5.20982 6.92007 5.56414 6.73247C6.0032 6.5 6.58213 6.5 7.74 6.5L11 6.5\" stroke-linecap=\"round\"\/>\r\n                        <\/g>\r\n                        <defs>\r\n                            <clipPath id=\"clip0_31_188\">\r\n                                <rect fill=\"white\" height=\"24\" width=\"24\"\/>\r\n                            <\/clipPath>\r\n                        <\/defs><\/svg><\/span><\/a> at their prior listing price.<\/p>\n\n\n\n<p>The exploiter appears to have purchased NFT items from the Bored Ape Yacht Club (BAYC) and Mutant Ape Yacht Club (MAYC) at their previous listed price and then sold them for the current market price. BAYC #9991, BAYC #8924, and MAYC #4986 are among the NFTs that are affected.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"584\" height=\"364\" src=\"https:\/\/coinscreed.com\/staging\/wp-content\/uploads\/2022\/01\/image-203.png\" alt=\"\" class=\"wp-image-17102\" srcset=\"https:\/\/coinscreed.com\/staging\/wp-content\/uploads\/2022\/01\/image-203.png 584w, https:\/\/coinscreed.com\/staging\/wp-content\/uploads\/2022\/01\/image-203-300x187.png 300w\" sizes=\"(max-width: 584px) 100vw, 584px\" \/><\/figure>\n\n\n\n<p>A person named jpegdegenlove is suspected of profiting<a href=\"https:\/\/coinscreed.com\/staging\/eth-whales-diversifying-to-other-altcoins-after-decline-in-ethereum-price.html\" data-type=\"post\" data-id=\"16962\"> $332 Ether (ETH) <\/a>($754,000) by exploiting the present issue. A similar scenario was seen in an earlier exploit on December 31, in which a problem appeared to come from the transfer of assets from the OpenSea wallet to a separate wallet without cancelling the listing.<\/p>\n\n\n\n<p>When a person posts their collection for sale on the OpenSea and then decides to cancel it for some reason, the marketplace levies a substantial fee, and the collectible's floor price drops as well, according to one Twitter user.<\/p>\n\n\n\n<p>Users discovered a workaround by transferring their assets to a <a href=\"https:\/\/coinscreed.com\/staging\/robinhoods-newly-launched-crypto-wallet-has-a-waiting-list-of-2-million-people.html\" data-type=\"post\" data-id=\"17017\">new wallet<\/a>, which removes the listing from OpenSea automatically. However, the problem keeps the listing active through OpenSea's API.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"586\" height=\"196\" src=\"https:\/\/coinscreed.com\/staging\/wp-content\/uploads\/2022\/01\/image-202.png\" alt=\"\" class=\"wp-image-17101\" srcset=\"https:\/\/coinscreed.com\/staging\/wp-content\/uploads\/2022\/01\/image-202.png 586w, https:\/\/coinscreed.com\/staging\/wp-content\/uploads\/2022\/01\/image-202-300x100.png 300w\" sizes=\"(max-width: 586px) 100vw, 586px\" \/><\/figure>\n\n\n\n<p>On Rarible, another NFT marketplace that leverages <a href=\"https:\/\/coinscreed.com\/staging\/twitter-blue-launches-nft-profile-pic-verification-on-ios.html\" data-type=\"post\" data-id=\"16949\">OpenSea's API<\/a>, users may see if their listing has been removed. The defect was allegedly flagged following the December occurrence, but the platform did nothing to resolve the problem, according to the user.<\/p>\n\n\n\n<p>In 2021, NFTs grew in prominence, with large businesses and celebrities jumping on board, attracting an increasing number of scams.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The OpenSea NFT marketplace bug was reportedly discovered on Dec. 31, the bug undervalued token causing them to be bought at their previous listed prices. This act led to the loss of about $750,000. An attack has purportedly been discovered in the front end of prominent nonfungible token (NFT) marketplace OpenSea, allowing users to acquire [&hellip;]<\/p>\n","protected":false},"author":12,"featured_media":17103,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[62],"tags":[5814,6776,5565,6778],"class_list":["post-17096","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nft-news","tag-bug-2","tag-marketplace-2","tag-nft-2","tag-openseas"],"jetpack_featured_media_url":"https:\/\/coinscreed.com\/staging\/wp-content\/uploads\/2022\/01\/image-204.png","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/coinscreed.com\/staging\/wp-json\/wp\/v2\/posts\/17096","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/coinscreed.com\/staging\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/coinscreed.com\/staging\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/coinscreed.com\/staging\/wp-json\/wp\/v2\/users\/12"}],"replies":[{"embeddable":true,"href":"https:\/\/coinscreed.com\/staging\/wp-json\/wp\/v2\/comments?post=17096"}],"version-history":[{"count":0,"href":"https:\/\/coinscreed.com\/staging\/wp-json\/wp\/v2\/posts\/17096\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/coinscreed.com\/staging\/wp-json\/wp\/v2\/media\/17103"}],"wp:attachment":[{"href":"https:\/\/coinscreed.com\/staging\/wp-json\/wp\/v2\/media?parent=17096"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/coinscreed.com\/staging\/wp-json\/wp\/v2\/categories?post=17096"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/coinscreed.com\/staging\/wp-json\/wp\/v2\/tags?post=17096"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}