![\"Red](\"https:\/\/nsfocusglobal.com\/wp-content\/uploads\/2023\/09\/0915a.jpg\")
<\/a><\/figure>\n\n\n\nStatement<\/h2>\n\n\n\n
This advisory is only used to describe a potential risk. NSFOCUS does not provide any commitment or promise on this advisory. NSFOCUS and the author will not bear any liability for any direct and\/or indirect consequences and losses caused by transmitting and\/or using this advisory. NSFOCUS reserves all the rights to modify and interpret this advisory. Please include this statement paragraph when reproducing or transferring this advisory. Do not modify this advisory, add\/delete any information to\/from it, or use this advisory for commercial purposes without permission from NSFOCUS.<\/p>\n\n\n\n
About NSFOCUS<\/h2>\n\n\n\n
NSFOCUS, Inc., a global network and cyber security leader, protects enterprises and carriers from advanced cyber attacks. The company’s Intelligent Hybrid Security strategy utilizes both cloud and on-premises security platforms, built on a foundation of real-time global threat intelligence, to provide multi-layered, unified and dynamic protection against advanced cyber attacks.<\/p>\n\n\n\n
NSFOCUS works with Fortune Global 500 companies, including four of the world’s five largest financial institutions, organizations in insurance, retail, healthcare, critical infrastructure industries as well as government agencies. NSFOCUS has technology and channel partners in more than 60 countries, is a member of both the Microsoft Active Protections Program (MAPP), and the Cloud Security Alliance (CSA).<\/p>\n\n\n\n
A wholly owned subsidiary of NSFOCUS Technologies Group Co., Ltd., the company has operations in the Americas, Europe, the Middle East and Asia Pacific.<\/p>\n<\/body><\/html>\n","protected":false},"excerpt":{"rendered":"
Overview Recently, NSFOCUS CERT found that Google officially fixed a heap buffer overflow vulnerability (CVE-2023-4863). Due to a flaw in the WebP module, an attacker triggered the vulnerability by inducing users to visit a malicious website, which ultimately led to arbitrary code execution on the target system. At present, it has been detected that the […]<\/p>\n","protected":false},"author":1,"featured_media":10313,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_coblocks_attr":"","_coblocks_dimensions":"","_coblocks_responsive_height":"","_coblocks_accordion_ie_support":"","footnotes":""},"categories":[3,6],"tags":[351,440],"class_list":["post-26133","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","category-emergency-response","tag-cvs-2023-4863","tag-google-chrome"],"acf":[],"yoast_head":"\n
Google Chrome Heap Buffer Overflow Vulnerability (CVS 2023-4863) Notification - NSFOCUS<\/title>\n<meta name=\"robots\" content=\"noindex, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<meta property=\"og:locale\" content=\"pt_BR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Google Chrome Heap Buffer Overflow Vulnerability (CVS 2023-4863) Notification - NSFOCUS\" \/>\n<meta property=\"og:description\" content=\"Overview Recently, NSFOCUS CERT found that Google officially fixed a heap buffer overflow vulnerability (CVE-2023-4863). Due to a flaw in the WebP module,\" \/>\n<meta property=\"og:url\" content=\"https:\/\/nsfocusglobal.com\/google-chrome-heap-buffer-overflow-vulnerability-cvs-2023-4863-notification\/\" \/>\n<meta property=\"og:site_name\" content=\"NSFOCUS\" \/>\n<meta property=\"article:published_time\" content=\"2023-09-13T06:56:55+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-04-17T18:07:40+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/nsfocusglobal.com\/wp-content\/uploads\/2020\/04\/0421-1.jpg\" \/>\n<meta name=\"author\" content=\"admin\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:title\" content=\"Google Chrome Heap Buffer Overflow Vulnerability (CVS 2023-4863) Notification - NSFOCUS\" \/>\n<meta name=\"twitter:description\" content=\"Overview Recently, NSFOCUS CERT found that Google officially fixed a heap buffer overflow vulnerability (CVE-2023-4863). Due to a flaw in the WebP module,\" \/>\n<meta name=\"twitter:image\" content=\"https:\/\/nsfocusglobal.com\/wp-content\/uploads\/2020\/04\/0421-1.jpg\" \/>\n<meta name=\"twitter:label1\" content=\"Escrito por\" \/>\n\t<meta name=\"twitter:data1\" content=\"admin\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. tempo de leitura\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 minutos\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/nsfocusglobal.com\\\/google-chrome-heap-buffer-overflow-vulnerability-cvs-2023-4863-notification\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/nsfocusglobal.com\\\/google-chrome-heap-buffer-overflow-vulnerability-cvs-2023-4863-notification\\\/\"},\"author\":{\"name\":\"admin\",\"@id\":\"https:\\\/\\\/nsfocusglobal.com\\\/pt-br\\\/#\\\/schema\\\/person\\\/fd9ab61c9c77a81bbd870f725cc0c61d\"},\"headline\":\"Google Chrome Heap Buffer Overflow Vulnerability (CVS 2023-4863) Notification\",\"datePublished\":\"2023-09-13T06:56:55+00:00\",\"dateModified\":\"2026-04-17T18:07:40+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/nsfocusglobal.com\\\/google-chrome-heap-buffer-overflow-vulnerability-cvs-2023-4863-notification\\\/\"},\"wordCount\":405,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\\\/\\\/nsfocusglobal.com\\\/pt-br\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/nsfocusglobal.com\\\/google-chrome-heap-buffer-overflow-vulnerability-cvs-2023-4863-notification\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/nsfocusglobal.com\\\/wp-content\\\/uploads\\\/2020\\\/04\\\/0421-1.jpg\",\"keywords\":[\"CVS 2023-4863\",\"Google Chrome\"],\"articleSection\":[\"Blog\",\"Emergency Response\"],\"inLanguage\":\"pt-BR\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/nsfocusglobal.com\\\/google-chrome-heap-buffer-overflow-vulnerability-cvs-2023-4863-notification\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/nsfocusglobal.com\\\/google-chrome-heap-buffer-overflow-vulnerability-cvs-2023-4863-notification\\\/\",\"url\":\"https:\\\/\\\/nsfocusglobal.com\\\/google-chrome-heap-buffer-overflow-vulnerability-cvs-2023-4863-notification\\\/\",\"name\":\"Google Chrome Heap Buffer Overflow Vulnerability (CVS 2023-4863) Notification - NSFOCUS\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/nsfocusglobal.com\\\/pt-br\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/nsfocusglobal.com\\\/google-chrome-heap-buffer-overflow-vulnerability-cvs-2023-4863-notification\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/nsfocusglobal.com\\\/google-chrome-heap-buffer-overflow-vulnerability-cvs-2023-4863-notification\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/nsfocusglobal.com\\\/wp-content\\\/uploads\\\/2020\\\/04\\\/0421-1.jpg\",\"datePublished\":\"2023-09-13T06:56:55+00:00\",\"dateModified\":\"2026-04-17T18:07:40+00:00\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/nsfocusglobal.com\\\/google-chrome-heap-buffer-overflow-vulnerability-cvs-2023-4863-notification\\\/#breadcrumb\"},\"inLanguage\":\"pt-BR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/nsfocusglobal.com\\\/google-chrome-heap-buffer-overflow-vulnerability-cvs-2023-4863-notification\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"pt-BR\",\"@id\":\"https:\\\/\\\/nsfocusglobal.com\\\/google-chrome-heap-buffer-overflow-vulnerability-cvs-2023-4863-notification\\\/#primaryimage\",\"url\":\"https:\\\/\\\/nsfocusglobal.com\\\/wp-content\\\/uploads\\\/2020\\\/04\\\/0421-1.jpg\",\"contentUrl\":\"https:\\\/\\\/nsfocusglobal.com\\\/wp-content\\\/uploads\\\/2020\\\/04\\\/0421-1.jpg\",\"width\":433,\"height\":233,\"caption\":\"google chrome\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/nsfocusglobal.com\\\/google-chrome-heap-buffer-overflow-vulnerability-cvs-2023-4863-notification\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/nsfocusglobal.com\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Google Chrome Heap Buffer Overflow Vulnerability (CVS 2023-4863) Notification\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/nsfocusglobal.com\\\/pt-br\\\/#website\",\"url\":\"https:\\\/\\\/nsfocusglobal.com\\\/pt-br\\\/\",\"name\":\"NSFOCUS\",\"description\":\"Security Made Smart and Simple\",\"publisher\":{\"@id\":\"https:\\\/\\\/nsfocusglobal.com\\\/pt-br\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/nsfocusglobal.com\\\/pt-br\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"pt-BR\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/nsfocusglobal.com\\\/pt-br\\\/#organization\",\"name\":\"NSFOCUS\",\"url\":\"https:\\\/\\\/nsfocusglobal.com\\\/pt-br\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"pt-BR\",\"@id\":\"https:\\\/\\\/nsfocusglobal.com\\\/pt-br\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/nsfocusglobal.com\\\/wp-content\\\/uploads\\\/2024\\\/08\\\/logo-ns.png\",\"contentUrl\":\"https:\\\/\\\/nsfocusglobal.com\\\/wp-content\\\/uploads\\\/2024\\\/08\\\/logo-ns.png\",\"width\":248,\"height\":36,\"caption\":\"NSFOCUS\"},\"image\":{\"@id\":\"https:\\\/\\\/nsfocusglobal.com\\\/pt-br\\\/#\\\/schema\\\/logo\\\/image\\\/\"}},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/nsfocusglobal.com\\\/pt-br\\\/#\\\/schema\\\/person\\\/fd9ab61c9c77a81bbd870f725cc0c61d\",\"name\":\"admin\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"pt-BR\",\"@id\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/d3dc987908fc59791d261b1006d84eb931d15287261476b9384e690ed0c568de?s=96&d=mm&r=g\",\"url\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/d3dc987908fc59791d261b1006d84eb931d15287261476b9384e690ed0c568de?s=96&d=mm&r=g\",\"contentUrl\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/d3dc987908fc59791d261b1006d84eb931d15287261476b9384e690ed0c568de?s=96&d=mm&r=g\",\"caption\":\"admin\"},\"sameAs\":[\"https:\\\/\\\/nsfocusglobal.com\"],\"url\":\"https:\\\/\\\/nsfocusglobal.com\\\/pt-br\\\/author\\\/admin\\\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Google Chrome Heap Buffer Overflow Vulnerability (CVS 2023-4863) Notification - NSFOCUS","robots":{"index":"noindex","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"og_locale":"pt_BR","og_type":"article","og_title":"Google Chrome Heap Buffer Overflow Vulnerability (CVS 2023-4863) Notification - NSFOCUS","og_description":"Overview Recently, NSFOCUS CERT found that Google officially fixed a heap buffer overflow vulnerability (CVE-2023-4863). Due to a flaw in the WebP module,","og_url":"https:\/\/nsfocusglobal.com\/google-chrome-heap-buffer-overflow-vulnerability-cvs-2023-4863-notification\/","og_site_name":"NSFOCUS","article_published_time":"2023-09-13T06:56:55+00:00","article_modified_time":"2026-04-17T18:07:40+00:00","og_image":[{"url":"https:\/\/nsfocusglobal.com\/wp-content\/uploads\/2020\/04\/0421-1.jpg","type":"","width":"","height":""}],"author":"admin","twitter_card":"summary_large_image","twitter_title":"Google Chrome Heap Buffer Overflow Vulnerability (CVS 2023-4863) Notification - NSFOCUS","twitter_description":"Overview Recently, NSFOCUS CERT found that Google officially fixed a heap buffer overflow vulnerability (CVE-2023-4863). Due to a flaw in the WebP module,","twitter_image":"https:\/\/nsfocusglobal.com\/wp-content\/uploads\/2020\/04\/0421-1.jpg","twitter_misc":{"Escrito por":"admin","Est. tempo de leitura":"2 minutos"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/nsfocusglobal.com\/google-chrome-heap-buffer-overflow-vulnerability-cvs-2023-4863-notification\/#article","isPartOf":{"@id":"https:\/\/nsfocusglobal.com\/google-chrome-heap-buffer-overflow-vulnerability-cvs-2023-4863-notification\/"},"author":{"name":"admin","@id":"https:\/\/nsfocusglobal.com\/pt-br\/#\/schema\/person\/fd9ab61c9c77a81bbd870f725cc0c61d"},"headline":"Google Chrome Heap Buffer Overflow Vulnerability (CVS 2023-4863) Notification","datePublished":"2023-09-13T06:56:55+00:00","dateModified":"2026-04-17T18:07:40+00:00","mainEntityOfPage":{"@id":"https:\/\/nsfocusglobal.com\/google-chrome-heap-buffer-overflow-vulnerability-cvs-2023-4863-notification\/"},"wordCount":405,"commentCount":0,"publisher":{"@id":"https:\/\/nsfocusglobal.com\/pt-br\/#organization"},"image":{"@id":"https:\/\/nsfocusglobal.com\/google-chrome-heap-buffer-overflow-vulnerability-cvs-2023-4863-notification\/#primaryimage"},"thumbnailUrl":"https:\/\/nsfocusglobal.com\/wp-content\/uploads\/2020\/04\/0421-1.jpg","keywords":["CVS 2023-4863","Google Chrome"],"articleSection":["Blog","Emergency Response"],"inLanguage":"pt-BR","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/nsfocusglobal.com\/google-chrome-heap-buffer-overflow-vulnerability-cvs-2023-4863-notification\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/nsfocusglobal.com\/google-chrome-heap-buffer-overflow-vulnerability-cvs-2023-4863-notification\/","url":"https:\/\/nsfocusglobal.com\/google-chrome-heap-buffer-overflow-vulnerability-cvs-2023-4863-notification\/","name":"Google Chrome Heap Buffer Overflow Vulnerability (CVS 2023-4863) Notification - NSFOCUS","isPartOf":{"@id":"https:\/\/nsfocusglobal.com\/pt-br\/#website"},"primaryImageOfPage":{"@id":"https:\/\/nsfocusglobal.com\/google-chrome-heap-buffer-overflow-vulnerability-cvs-2023-4863-notification\/#primaryimage"},"image":{"@id":"https:\/\/nsfocusglobal.com\/google-chrome-heap-buffer-overflow-vulnerability-cvs-2023-4863-notification\/#primaryimage"},"thumbnailUrl":"https:\/\/nsfocusglobal.com\/wp-content\/uploads\/2020\/04\/0421-1.jpg","datePublished":"2023-09-13T06:56:55+00:00","dateModified":"2026-04-17T18:07:40+00:00","breadcrumb":{"@id":"https:\/\/nsfocusglobal.com\/google-chrome-heap-buffer-overflow-vulnerability-cvs-2023-4863-notification\/#breadcrumb"},"inLanguage":"pt-BR","potentialAction":[{"@type":"ReadAction","target":["https:\/\/nsfocusglobal.com\/google-chrome-heap-buffer-overflow-vulnerability-cvs-2023-4863-notification\/"]}]},{"@type":"ImageObject","inLanguage":"pt-BR","@id":"https:\/\/nsfocusglobal.com\/google-chrome-heap-buffer-overflow-vulnerability-cvs-2023-4863-notification\/#primaryimage","url":"https:\/\/nsfocusglobal.com\/wp-content\/uploads\/2020\/04\/0421-1.jpg","contentUrl":"https:\/\/nsfocusglobal.com\/wp-content\/uploads\/2020\/04\/0421-1.jpg","width":433,"height":233,"caption":"google chrome"},{"@type":"BreadcrumbList","@id":"https:\/\/nsfocusglobal.com\/google-chrome-heap-buffer-overflow-vulnerability-cvs-2023-4863-notification\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/nsfocusglobal.com\/"},{"@type":"ListItem","position":2,"name":"Google Chrome Heap Buffer Overflow Vulnerability (CVS 2023-4863) Notification"}]},{"@type":"WebSite","@id":"https:\/\/nsfocusglobal.com\/pt-br\/#website","url":"https:\/\/nsfocusglobal.com\/pt-br\/","name":"NSFOCUS","description":"Security Made Smart and Simple","publisher":{"@id":"https:\/\/nsfocusglobal.com\/pt-br\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/nsfocusglobal.com\/pt-br\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"pt-BR"},{"@type":"Organization","@id":"https:\/\/nsfocusglobal.com\/pt-br\/#organization","name":"NSFOCUS","url":"https:\/\/nsfocusglobal.com\/pt-br\/","logo":{"@type":"ImageObject","inLanguage":"pt-BR","@id":"https:\/\/nsfocusglobal.com\/pt-br\/#\/schema\/logo\/image\/","url":"https:\/\/nsfocusglobal.com\/wp-content\/uploads\/2024\/08\/logo-ns.png","contentUrl":"https:\/\/nsfocusglobal.com\/wp-content\/uploads\/2024\/08\/logo-ns.png","width":248,"height":36,"caption":"NSFOCUS"},"image":{"@id":"https:\/\/nsfocusglobal.com\/pt-br\/#\/schema\/logo\/image\/"}},{"@type":"Person","@id":"https:\/\/nsfocusglobal.com\/pt-br\/#\/schema\/person\/fd9ab61c9c77a81bbd870f725cc0c61d","name":"admin","image":{"@type":"ImageObject","inLanguage":"pt-BR","@id":"https:\/\/secure.gravatar.com\/avatar\/d3dc987908fc59791d261b1006d84eb931d15287261476b9384e690ed0c568de?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/d3dc987908fc59791d261b1006d84eb931d15287261476b9384e690ed0c568de?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/d3dc987908fc59791d261b1006d84eb931d15287261476b9384e690ed0c568de?s=96&d=mm&r=g","caption":"admin"},"sameAs":["https:\/\/nsfocusglobal.com"],"url":"https:\/\/nsfocusglobal.com\/pt-br\/author\/admin\/"}]}},"_links":{"self":[{"href":"https:\/\/nsfocusglobal.com\/pt-br\/wp-json\/wp\/v2\/posts\/26133","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/nsfocusglobal.com\/pt-br\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/nsfocusglobal.com\/pt-br\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/nsfocusglobal.com\/pt-br\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/nsfocusglobal.com\/pt-br\/wp-json\/wp\/v2\/comments?post=26133"}],"version-history":[{"count":0,"href":"https:\/\/nsfocusglobal.com\/pt-br\/wp-json\/wp\/v2\/posts\/26133\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/nsfocusglobal.com\/pt-br\/wp-json\/wp\/v2\/media\/10313"}],"wp:attachment":[{"href":"https:\/\/nsfocusglobal.com\/pt-br\/wp-json\/wp\/v2\/media?parent=26133"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nsfocusglobal.com\/pt-br\/wp-json\/wp\/v2\/categories?post=26133"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nsfocusglobal.com\/pt-br\/wp-json\/wp\/v2\/tags?post=26133"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}