{"id":1341,"date":"2026-05-28T14:13:25","date_gmt":"2026-05-28T07:13:25","guid":{"rendered":"https:\/\/vncybers.vn\/google-chrome-va-lo-hong-bao-mat-nghiem-trong-cve-2026-5281-duoc-phat-hien-tai-viet-nam\/"},"modified":"2026-05-28T15:05:12","modified_gmt":"2026-05-28T08:05:12","slug":"google-chrome-va-lo-hong-bao-mat-nghiem-trong-cve-2026-5281-duoc-phat-hien-tai-viet-nam","status":"publish","type":"post","link":"https:\/\/vncybers.vn\/en\/google-chrome-va-lo-hong-bao-mat-nghiem-trong-cve-2026-5281-duoc-phat-hien-tai-viet-nam\/","title":{"rendered":"Google Chrome v\u00e1 l\u1ed7 h\u1ed5ng b\u1ea3o m\u1eadt nghi\u00eam tr\u1ecdng CVE-2026-5281 \u0111\u01b0\u1ee3c ph\u00e1t hi\u1ec7n t\u1ea1i Vi\u1ec7t Nam"},"content":{"rendered":"<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/vncybers.vn\/wp-content\/uploads\/2026\/05\/chrome_security_vulnerability-94409c2f-11e2-4d5c-ba6e-f7588b736413.png\" alt=\"Google Chrome Security Alert\"\/><\/figure>\n<p class=\"wp-block-paragraph\"><strong>Ng\u00e0y 28\/5, th\u00f4ng tin t\u1eeb l\u1ef1c l\u01b0\u1ee3ng an ninh m\u1ea1ng cho bi\u1ebft m\u1ed9t l\u1ed7 h\u1ed5ng b\u1ea3o m\u1eadt c\u1ef1c k\u1ef3 nghi\u00eam tr\u1ecdng v\u1eeba \u0111\u01b0\u1ee3c ph\u00e1t hi\u1ec7n trong tr\u00ecnh duy\u1ec7t ph\u1ed5 bi\u1ebfn nh\u1ea5t th\u1ebf gi\u1edbi \u2013 Google Chrome. \u0110i\u1ec1u \u0111\u00e1ng ch\u00fa \u00fd l\u00e0 l\u1ed7 h\u1ed5ng n\u00e0y \u0111\u00e3 \u0111\u01b0\u1ee3c c\u00e1c chuy\u00ean gia an ninh m\u1ea1ng t\u1ea1i Vi\u1ec7t Nam nh\u1eadn di\u1ec7n v\u00e0 c\u1ea3nh b\u00e1o s\u1edbm.<\/strong><\/p>\n<h2 class=\"wp-block-heading\">Chi ti\u1ebft v\u1ec1 l\u1ed7 h\u1ed5ng CVE-2026-5281<\/h2>\n<p class=\"wp-block-paragraph\">L\u1ed7 h\u1ed5ng n\u00e0y \u0111\u01b0\u1ee3c g\u00e1n m\u00e3 danh \u0111\u1ecbnh qu\u1ed1c t\u1ebf l\u00e0 CVE-2026-5281, thu\u1ed9c lo\u1ea1i l\u1ed7i &#8220;S\u1eed d\u1ee5ng b\u1ed9 nh\u1edb sau khi gi\u1ea3i ph\u00f3ng&#8221; (Use-after-free). L\u1ed7i n\u00e0y x\u1ea3y ra trong th\u00e0nh ph\u1ea7n <strong>Dawn<\/strong> \u2013 m\u1ed9t d\u1ef1 \u00e1n m\u00e3 ngu\u1ed3n m\u1edf \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c th\u1ef1c thi WebGPU c\u1ee7a h\u1ec7 sinh th\u00e1i Chromium.<\/p>\n<p class=\"wp-block-paragraph\">K\u1ebb t\u1ea5n c\u00f4ng c\u00f3 th\u1ec3 khai th\u00e1c l\u1ed7 h\u1ed5ng n\u00e0y b\u1eb1ng c\u00e1ch d\u1eabn d\u1ee5 ng\u01b0\u1eddi d\u00f9ng truy c\u1eadp v\u00e0o m\u1ed9t trang web \u0111\u1ed9c h\u1ea1i \u0111\u01b0\u1ee3c d\u1ef1ng s\u1eb5n. Khi tr\u00ecnh duy\u1ec7t x\u1eed l\u00fd c\u00e1c t\u00e1c v\u1ee5 \u0111\u1ed3 h\u1ecda th\u00f4ng qua th\u00e0nh ph\u1ea7n Dawn, m\u00e3 \u0111\u1ed9c c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c th\u1ef1c thi t\u1eeb xa tr\u00ean m\u00e1y t\u00ednh c\u1ee7a n\u1ea1n nh\u00e2n m\u00e0 kh\u00f4ng c\u1ea7n s\u1ef1 t\u01b0\u01a1ng t\u00e1c tr\u1ef1c ti\u1ebfp n\u00e0o kh\u00e1c.<\/p>\n<h2 class=\"wp-block-heading\">M\u1ed1i \u0111e d\u1ecda th\u1ef1c t\u1ebf<\/h2>\n<p class=\"wp-block-paragraph\">Theo \u0111\u00e1nh gi\u00e1 c\u1ee7a c\u00e1c chuy\u00ean gia, CVE-2026-5281 c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn c\u00e1c h\u1ec7 l\u1ee5y nghi\u00eam tr\u1ecdng nh\u01b0:<\/p>\n<ul class=\"wp-block-list\">\n<li>Th\u1ef1c thi m\u00e3 t\u1eeb xa (Remote Code Execution &#8211; RCE) v\u1edbi quy\u1ec1n h\u1ea1n c\u1ee7a ng\u01b0\u1eddi d\u00f9ng hi\u1ec7n t\u1ea1i.<\/li>\n<li>Tho\u00e1t kh\u1ecfi m\u00f4i tr\u01b0\u1eddng c\u00f4 l\u1eadp (Sandbox escape) \u0111\u1ec3 t\u1ea5n c\u00f4ng tr\u1ef1c ti\u1ebfp v\u00e0o h\u1ec7 \u0111i\u1ec1u h\u00e0nh.<\/li>\n<li>\u0110\u00e1nh c\u1eafp th\u00f4ng tin nh\u1ea1y c\u1ea3m, cookie \u0111\u0103ng nh\u1eadp v\u00e0 d\u1eef li\u1ec7u c\u00e1 nh\u00e2n l\u01b0u tr\u1eef tr\u00ean tr\u00ecnh duy\u1ec7t.<\/li>\n<\/ul>\n<h2 class=\"wp-block-heading\">Khuy\u1ebfn ngh\u1ecb t\u1eeb VNCyberS<\/h2>\n<p class=\"wp-block-paragraph\">\u0110\u1ec3 \u0111\u1ea3m b\u1ea3o an to\u00e0n cho d\u1eef li\u1ec7u c\u00e1 nh\u00e2n v\u00e0 h\u1ec7 th\u1ed1ng m\u00e1y t\u00ednh, ng\u01b0\u1eddi d\u00f9ng c\u1ea7n th\u1ef1c hi\u1ec7n ngay c\u00e1c b\u01b0\u1edbc sau:<\/p>\n<ul class=\"wp-block-list\">\n<li><strong>C\u1eadp nh\u1eadt tr\u00ecnh duy\u1ec7t:<\/strong> Truy c\u1eadp v\u00e0o C\u00e0i \u0111\u1eb7t -> Gi\u1edbi thi\u1ec7u v\u1ec1 Chrome v\u00e0 ki\u1ec3m tra c\u1eadp nh\u1eadt. H\u00e3y \u0111\u1ea3m b\u1ea3o b\u1ea1n \u0111ang s\u1eed d\u1ee5ng phi\u00ean b\u1ea3n m\u1edbi nh\u1ea5t \u0111\u00e3 \u0111\u01b0\u1ee3c v\u00e1 l\u1ed7i.<\/li>\n<li><strong>C\u1ea3nh gi\u00e1c v\u1edbi li\u00ean k\u1ebft l\u1ea1:<\/strong> H\u1ea1n ch\u1ebf truy c\u1eadp v\u00e0o c\u00e1c trang web kh\u00f4ng r\u00f5 ngu\u1ed3n g\u1ed1c ho\u1eb7c c\u00e1c \u0111\u01b0\u1eddng link \u0111\u01b0\u1ee3c g\u1eedi qua email, tin nh\u1eafn r\u00e1c.<\/li>\n<li><strong>S\u1eed d\u1ee5ng gi\u1ea3i ph\u00e1p an ninh:<\/strong> C\u00e0i \u0111\u1eb7t v\u00e0 c\u1eadp nh\u1eadt c\u00e1c ph\u1ea7n m\u1ec1m di\u1ec7t virus, t\u01b0\u1eddng l\u1eeda \u0111\u1ec3 t\u0103ng c\u01b0\u1eddng l\u1edbp ph\u00f2ng v\u1ec7 cho thi\u1ebft b\u1ecb.<\/li>\n<\/ul>\n<p class=\"wp-block-paragraph\">Vi\u1ec7c ph\u00e1t hi\u1ec7n s\u1edbm c\u00e1c l\u1ed7 h\u1ed5ng zero-day nh\u01b0 CVE-2026-5281 cho th\u1ea5y tr\u00ecnh \u0111\u1ed9 v\u00e0 vai tr\u00f2 ng\u00e0y c\u00e0ng quan tr\u1ecdng c\u1ee7a c\u00e1c chuy\u00ean gia an ninh m\u1ea1ng Vi\u1ec7t Nam trong vi\u1ec7c b\u1ea3o v\u1ec7 kh\u00f4ng gian m\u1ea1ng to\u00e0n c\u1ea7u.<\/p>\n<p class=\"wp-block-paragraph\">VNCyberS t\u1ed5ng h\u1ee3p t\u1eeb Danviet v\u00e0 Brave Search.<\/p>","protected":false},"excerpt":{"rendered":"<p>Ng\u00e0y 28\/5, th\u00f4ng tin t\u1eeb l\u1ef1c l\u01b0\u1ee3ng an ninh m\u1ea1ng cho bi\u1ebft m\u1ed9t l\u1ed7 h\u1ed5ng b\u1ea3o m\u1eadt c\u1ef1c k\u1ef3 nghi\u00eam tr\u1ecdng v\u1eeba \u0111\u01b0\u1ee3c ph\u00e1t hi\u1ec7n trong tr\u00ecnh duy\u1ec7t ph\u1ed5 bi\u1ebfn nh\u1ea5t th\u1ebf gi\u1edbi \u2013 Google Chrome. \u0110i\u1ec1u \u0111\u00e1ng ch\u00fa \u00fd l\u00e0 l\u1ed7 h\u1ed5ng n\u00e0y \u0111\u00e3 \u0111\u01b0\u1ee3c c\u00e1c chuy\u00ean gia an ninh m\u1ea1ng t\u1ea1i Vi\u1ec7t Nam [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":1340,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-1341","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-tuc"],"_links":{"self":[{"href":"https:\/\/vncybers.vn\/en\/wp-json\/wp\/v2\/posts\/1341","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vncybers.vn\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/vncybers.vn\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/vncybers.vn\/en\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/vncybers.vn\/en\/wp-json\/wp\/v2\/comments?post=1341"}],"version-history":[{"count":2,"href":"https:\/\/vncybers.vn\/en\/wp-json\/wp\/v2\/posts\/1341\/revisions"}],"predecessor-version":[{"id":1344,"href":"https:\/\/vncybers.vn\/en\/wp-json\/wp\/v2\/posts\/1341\/revisions\/1344"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/vncybers.vn\/en\/wp-json\/wp\/v2\/media\/1340"}],"wp:attachment":[{"href":"https:\/\/vncybers.vn\/en\/wp-json\/wp\/v2\/media?parent=1341"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vncybers.vn\/en\/wp-json\/wp\/v2\/categories?post=1341"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vncybers.vn\/en\/wp-json\/wp\/v2\/tags?post=1341"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}