{"id":6546,"date":"2026-08-12T05:30:59","date_gmt":"2026-08-12T05:30:59","guid":{"rendered":"https:\/\/windowsreport.com\/pt\/microsoft-corrige-cerca-de-400-falhas-na-patch-tuesday-de-agosto-de-2026\/"},"modified":"2026-08-12T05:30:59","modified_gmt":"2026-08-12T05:30:59","slug":"microsoft-corrige-cerca-de-400-falhas-na-patch-tuesday-de-agosto-de-2026","status":"publish","type":"post","link":"https:\/\/windowsreport.com\/pt\/microsoft-corrige-cerca-de-400-falhas-na-patch-tuesday-de-agosto-de-2026\/","title":{"rendered":"Microsoft corrige cerca de 400 falhas na Patch Tuesday de agosto de 2026"},"content":{"rendered":"\n<p>O Patch Tuesday de agosto de 2026 da Microsoft corrige cerca de 400 vulnerabilidades de seguran\u00e7a, incluindo 42 falhas Cr\u00edticas e tr\u00eas zero-days que afetam o Windows.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-microsoft-fixes-around-400-vulnerabilities\">Microsoft corrige cerca de 400 vulnerabilidades<\/h2>\n\n\n\n<p>Das cerca de 400 vulnerabilidades resolvidas este m\u00eas, 42 t\u00eam uma classifica\u00e7\u00e3o de gravidade Cr\u00edtica.<\/p>\n\n\n\n<p>A Microsoft classificou 37 dessas falhas Cr\u00edticas como vulnerabilidades de execu\u00e7\u00e3o remota de c\u00f3digo, enquanto cinco envolvem eleva\u00e7\u00e3o de privil\u00e9gio.<\/p>\n\n\n\n<p>A empresa tamb\u00e9m corrigiu tr\u00eas vulnerabilidades zero-day. Os atacantes j\u00e1 tinham explorado uma delas em ambientes reais.<\/p>\n\n\n\n<p>A Microsoft j\u00e1 tinha alertado que a sua utiliza\u00e7\u00e3o crescente de ferramentas de seguran\u00e7a baseadas em IA poderia resultar na descoberta e corre\u00e7\u00e3o de mais vulnerabilidades de seguran\u00e7a do Windows.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-august-patch-tuesday-vulnerability-breakdown\">An\u00e1lise das vulnerabilidades do Patch Tuesday de agosto<\/h3>\n\n\n\n<p>A Microsoft resolveu vulnerabilidades em v\u00e1rias categorias:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>176 vulnerabilidades de eleva\u00e7\u00e3o de privil\u00e9gio<\/li>\n\n\n\n<li>110 vulnerabilidades de execu\u00e7\u00e3o remota de c\u00f3digo<\/li>\n\n\n\n<li>86 vulnerabilidades de divulga\u00e7\u00e3o de informa\u00e7\u00f5es<\/li>\n\n\n\n<li>21 vulnerabilidades de spoofing<\/li>\n\n\n\n<li>12 vulnerabilidades de nega\u00e7\u00e3o de servi\u00e7o<\/li>\n\n\n\n<li>11 vulnerabilidades de bypass de funcionalidade de seguran\u00e7a<\/li>\n<\/ul>\n\n\n\n<p>Estes n\u00fameros abrangem as vulnerabilidades que a Microsoft resolveu no \u00e2mbito do Patch Tuesday de agosto de 2026. N\u00e3o incluem algumas falhas de seguran\u00e7a corrigidas no in\u00edcio do m\u00eas noutros produtos Microsoft.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-actively-exploited-windows-zero-day-patched\">Zero-day do Windows explorada ativamente foi corrigida<\/h3>\n\n\n\n<p>Uma das corre\u00e7\u00f5es mais importantes aborda a CVE-2026-68820, uma vulnerabilidade no Windows Ancillary Function Driver para WinSock.<\/p>\n\n\n\n<p>A falha use-after-free permite que um atacante autenticado localmente eleve privil\u00e9gios para SYSTEM.<\/p>\n\n\n\n<p>O atacante precisa de executar uma aplica\u00e7\u00e3o especialmente criada que desencadeie uma condi\u00e7\u00e3o de corrida, embora o ataque n\u00e3o exija intera\u00e7\u00e3o do utilizador.<\/p>\n\n\n\n<p>A Microsoft n\u00e3o partilhou detalhes adicionais sobre como os atacantes exploraram a CVE-2026-68820 em ataques reais.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-windows-user-profile-service-zero-day-fixed\">Zero-day do Windows User Profile Service corrigida<\/h3>\n\n\n\n<p>A Microsoft tamb\u00e9m corrigiu a CVE-2026-62832, uma vulnerabilidade de eleva\u00e7\u00e3o de privil\u00e9gio divulgada publicamente no Windows User Profile Service.<\/p>\n\n\n\n<p>A vulnerabilidade parece corresponder \u00e0 zero-day do Windows anteriormente divulgada, LegacyHive.<\/p>\n\n\n\n<p>Um atacante autenticado que possua credenciais para outra conta local poderia carregar o hive do registo desse utilizador.<\/p>\n\n\n\n<p>Uma explora\u00e7\u00e3o bem-sucedida poderia permitir ao atacante aceder ou modificar os dados de outro utilizador e potencialmente obter privil\u00e9gios de administrador.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-windows-container-isolation-flaw-also-patched\">Falha de isolamento de contentores do Windows tamb\u00e9m corrigida<\/h3>\n\n\n\n<p>A terceira zero-day, CVE-2026-72971, afeta o Windows Container Isolation FS Filter Driver, unionfs.sys.<\/p>\n\n\n\n<p>A Microsoft descreve o problema como uma vulnerabilidade de adultera\u00e7\u00e3o divulgada publicamente causada por uma resolu\u00e7\u00e3o inadequada de links.<\/p>\n\n\n\n<p>Um atacante autenticado localmente pode explorar a vulnerabilidade.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-new-windows-11-and-windows-10-updates-are-available\">Est\u00e3o dispon\u00edveis novas atualiza\u00e7\u00f5es para o Windows 11 e Windows 10<\/h3>\n\n\n\n<p>A Microsoft lan\u00e7ou novas atualiza\u00e7\u00f5es cumulativas do Windows juntamente com as corre\u00e7\u00f5es de seguran\u00e7a.<\/p>\n\n\n\n<p>Os utilizadores do Windows 11 receberam as <a href=\"https:\/\/windowsreport.com\/pt\/lancadas-as-atualizacoes-kb5121003-kb5121000-e-kb5120240-do-patch-tuesday-de-agosto-de-2026-para-windows-11\/\" target=\"_blank\" rel=\"noopener noreferrer\">atualiza\u00e7\u00f5es cumulativas KB5121003 e KB5120240 de agosto de 2026<\/a>.<\/p>\n\n\n\n<p>Os utilizadores do Windows 10 abrangidos pelas Atualiza\u00e7\u00f5es de Seguran\u00e7a Alargadas receberam a atualiza\u00e7\u00e3o KB5120249 de agosto de 2026.<\/p>\n\n\n\n<p>Via <a href=\"https:\/\/www.bleepingcomputer.com\/news\/microsoft\/microsoft-august-2026-patch-tuesday-fixes-400-flaws-3-zero-days\/\" target=\"_blank\" rel=\"noopener noreferrer\">BleepingComputer<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>O Patch Tuesday de agosto de 2026 da Microsoft corrige cerca de 400 vulnerabilidades de seguran\u00e7a, incluindo 42 falhas Cr\u00edticas e tr\u00eas zero-days que afetam o Windows. Microsoft corrige cerca de 400 vulnerabilidades Das cerca de 400 vulnerabilidades resolvidas este m\u00eas, 42 t\u00eam uma classifica\u00e7\u00e3o de gravidade Cr\u00edtica. A Microsoft classificou 37 dessas falhas Cr\u00edticas [&hellip;]<\/p>\n","protected":false},"author":49,"featured_media":6547,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_enabled_clarity":"","footnotes":""},"categories":[55],"tags":[],"work":[],"class_list":["post-6546","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tutoriais"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.2 (Yoast SEO v28.2) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Microsoft corrige cerca de 400 falhas na Patch Tuesday de agosto de 2026 - WindowsReport PT (Portuguese)<\/title>\n<meta name=\"description\" content=\"O Patch Tuesday de agosto de 2026 da Microsoft corrige cerca de 400 vulnerabilidades, incluindo 42 falhas cr\u00edticas e tr\u00eas zero-days do Windows.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/windowsreport.com\/pt\/microsoft-corrige-cerca-de-400-falhas-na-patch-tuesday-de-agosto-de-2026\/\" \/>\n<meta property=\"og:locale\" content=\"pt_PT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Microsoft corrige cerca de 400 falhas na Patch Tuesday de agosto de 2026\" \/>\n<meta property=\"og:description\" content=\"O Patch Tuesday de agosto de 2026 da Microsoft corrige cerca de 400 vulnerabilidades, incluindo 42 falhas cr\u00edticas e tr\u00eas zero-days do Windows.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/windowsreport.com\/pt\/microsoft-corrige-cerca-de-400-falhas-na-patch-tuesday-de-agosto-de-2026\/\" \/>\n<meta property=\"og:site_name\" content=\"WindowsReport PT (Portuguese)\" \/>\n<meta property=\"article:published_time\" content=\"2026-08-12T05:30:59+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/windowsreport.com\/pt\/wp-content\/uploads\/sites\/2\/2026\/08\/patch-tuesday-august-2026-windows-11-vulnerabilities-1.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1280\" \/>\n\t<meta property=\"og:image:height\" content=\"801\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Milan Stanojevic\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@MilanStanojev17\" \/>\n<meta name=\"twitter:label1\" content=\"Escrito por\" \/>\n\t<meta name=\"twitter:data1\" content=\"Milan Stanojevic\" \/>\n\t<meta name=\"twitter:label2\" content=\"Tempo estimado de leitura\" \/>\n\t<meta name=\"twitter:data2\" content=\"3 minutos\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/windowsreport.com\\\/pt\\\/microsoft-corrige-cerca-de-400-falhas-na-patch-tuesday-de-agosto-de-2026\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/windowsreport.com\\\/pt\\\/microsoft-corrige-cerca-de-400-falhas-na-patch-tuesday-de-agosto-de-2026\\\/\"},\"author\":{\"name\":\"Milan Stanojevic\",\"@id\":\"https:\\\/\\\/windowsreport.com\\\/pt\\\/#\\\/schema\\\/person\\\/e3910b02e4592db47a0eb303765a3a25\"},\"headline\":\"Microsoft corrige cerca de 400 falhas na Patch Tuesday de agosto de 2026\",\"datePublished\":\"2026-08-12T05:30:59+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/windowsreport.com\\\/pt\\\/microsoft-corrige-cerca-de-400-falhas-na-patch-tuesday-de-agosto-de-2026\\\/\"},\"wordCount\":517,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\\\/\\\/windowsreport.com\\\/pt\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/windowsreport.com\\\/pt\\\/microsoft-corrige-cerca-de-400-falhas-na-patch-tuesday-de-agosto-de-2026\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/windowsreport.com\\\/pt\\\/wp-content\\\/uploads\\\/sites\\\/2\\\/2026\\\/08\\\/patch-tuesday-august-2026-windows-11-vulnerabilities-1.jpg\",\"articleSection\":[\"Tutoriais\"],\"inLanguage\":\"pt-PT\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/windowsreport.com\\\/pt\\\/microsoft-corrige-cerca-de-400-falhas-na-patch-tuesday-de-agosto-de-2026\\\/#respond\"]}],\"copyrightYear\":\"2026\",\"copyrightHolder\":{\"@id\":\"https:\\\/\\\/windowsreport.com\\\/#organization\"}},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/windowsreport.com\\\/pt\\\/microsoft-corrige-cerca-de-400-falhas-na-patch-tuesday-de-agosto-de-2026\\\/\",\"url\":\"https:\\\/\\\/windowsreport.com\\\/pt\\\/microsoft-corrige-cerca-de-400-falhas-na-patch-tuesday-de-agosto-de-2026\\\/\",\"name\":\"Microsoft corrige cerca de 400 falhas na Patch Tuesday de agosto de 2026 - 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