{"id":21095,"date":"2026-07-10T11:47:43","date_gmt":"2026-07-10T11:47:43","guid":{"rendered":"https:\/\/sekuritasit.com\/index.php\/2026\/07\/10\/unpatched-xring-flaw-in-xquic-lets-remote-clients-crash-http-3-servers-infothehackernews-com-the-hacker-news\/"},"modified":"2026-07-10T11:47:43","modified_gmt":"2026-07-10T11:47:43","slug":"unpatched-xring-flaw-in-xquic-lets-remote-clients-crash-http-3-servers-infothehackernews-com-the-hacker-news","status":"publish","type":"post","link":"https:\/\/sekuritasit.com\/index.php\/2026\/07\/10\/unpatched-xring-flaw-in-xquic-lets-remote-clients-crash-http-3-servers-infothehackernews-com-the-hacker-news\/","title":{"rendered":"Unpatched XRING Flaw in XQUIC Lets Remote Clients Crash HTTP\/3 Servers info@thehackernews.com (The Hacker News)"},"content":{"rendered":"<p>A single wrong variable on one line in XQUIC, Alibaba&#8217;s QUIC and HTTP\/3 library, lets any remote client crash the server with a short burst of completely legal traffic. There is no patch.<\/p>\n<p>FoxIO researcher S\u00e9bastien F\u00e9ry\u00a0disclosed the flaw on July 8\u00a0and nicknamed it XRING. He says it needs no login and no malformed packets: about 260 bytes of ordinary QPACK traffic takes the server<a href=\"https:\/\/thehackernews.com\/2026\/07\/unpatched-xring-flaw-in-xquic-lets.html\" target=\"_blank\" class=\"feedzy-rss-link-icon\">Read More<\/a>\u00a0<\/p>","protected":false},"excerpt":{"rendered":"<p>A single wrong variable on one line in XQUIC, Alibaba&#8217;s QUIC and HTTP\/3 library, lets any remote client crash the server with a short burst of completely legal traffic. There is no patch. FoxIO researcher S\u00e9bastien F\u00e9ry\u00a0disclosed the flaw on July 8\u00a0and nicknamed it XRING. He says it needs no login and no malformed packets: [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":21096,"comment_status":"","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-21095","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.8 - aioseo.com -->\n\t<meta name=\"description\" content=\"A single wrong variable on one line in XQUIC, Alibaba&#039;s QUIC and HTTP\/3 library, lets any remote client crash the server with a short burst of completely legal traffic. There is no patch. FoxIO researcher S\u00e9bastien F\u00e9ry disclosed the flaw on July 8 and nicknamed it XRING. 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There is no patch. FoxIO researcher S\u00e9bastien F\u00e9ry disclosed the flaw on July 8 and nicknamed it XRING. He says it needs no login and no malformed packets:","og:url":"https:\/\/sekuritasit.com\/index.php\/2026\/07\/10\/unpatched-xring-flaw-in-xquic-lets-remote-clients-crash-http-3-servers-infothehackernews-com-the-hacker-news\/","article:published_time":"2026-07-10T11:47:43+00:00","article:modified_time":"2026-07-10T11:47:43+00:00","article:publisher":"https:\/\/www.facebook.com\/profile.php?id=100086973577423","twitter:card":"summary_large_image","twitter:title":"Unpatched XRING Flaw in XQUIC Lets Remote Clients Crash HTTP\/3 Servers info@thehackernews.com (The Hacker News) \u203a Sekuritas IT","twitter:description":"A single wrong variable on one line in XQUIC, Alibaba's QUIC and HTTP\/3 library, lets any remote client crash the server with a short burst of completely legal traffic. There is no patch. FoxIO researcher S\u00e9bastien F\u00e9ry disclosed the flaw on July 8 and nicknamed it XRING. He says it needs no login and no malformed packets:"},"aioseo_meta_data":{"post_id":"21095","title":null,"description":null,"keywords":null,"keyphrases":null,"primary_term":null,"canonical_url":null,"og_title":null,"og_description":null,"og_object_type":"default","og_image_type":"default","og_image_url":null,"og_image_width":null,"og_image_height":null,"og_image_custom_url":null,"og_image_custom_fields":null,"og_video":null,"og_custom_url":null,"og_article_section":null,"og_article_tags":null,"twitter_use_og":false,"twitter_card":"default","twitter_image_type":"default","twitter_image_url":null,"twitter_image_custom_url":null,"twitter_image_custom_fields":null,"twitter_title":null,"twitter_description":null,"schema":{"blockGraphs":[],"customGraphs":[],"default":{"data":{"Article":[],"Course":[],"Dataset":[],"FAQPage":[],"Movie":[],"Person":[],"Product":[],"ProductReview":[],"Car":[],"Recipe":[],"Service":[],"SoftwareApplication":[],"WebPage":[]},"graphName":"","isEnabled":true},"graphs":[]},"schema_type":"default","schema_type_options":null,"pillar_content":false,"robots_default":true,"robots_noindex":false,"robots_noarchive":false,"robots_nosnippet":false,"robots_nofollow":false,"robots_noimageindex":false,"robots_noodp":false,"robots_notranslate":false,"robots_max_snippet":null,"robots_max_videopreview":null,"robots_max_imagepreview":"large","priority":null,"frequency":null,"local_seo":null,"breadcrumb_settings":null,"limit_modified_date":false,"ai":null,"created":"2026-07-15 16:42:42","updated":"2026-07-15 16:42:42","seo_analyzer_scan_date":null},"aioseo_breadcrumb":"<div class=\"aioseo-breadcrumbs\"><span class=\"aioseo-breadcrumb\">\n\t\t\t<a href=\"https:\/\/sekuritasit.com\" title=\"Home\">Home<\/a>\n\t\t<\/span><span class=\"aioseo-breadcrumb-separator\">&raquo;<\/span><span class=\"aioseo-breadcrumb\">\n\t\t\t<a href=\"https:\/\/sekuritasit.com\/index.php\/category\/uncategorized\/\" title=\"Uncategorized\">Uncategorized<\/a>\n\t\t<\/span><span class=\"aioseo-breadcrumb-separator\">&raquo;<\/span><span class=\"aioseo-breadcrumb\">\n\t\t\tUnpatched XRING Flaw in XQUIC Lets Remote Clients Crash HTTP\/3 Servers info@thehackernews.com (The Hacker News)\n\t\t<\/span><\/div>","aioseo_breadcrumb_json":[{"label":"Home","link":"https:\/\/sekuritasit.com"},{"label":"Uncategorized","link":"https:\/\/sekuritasit.com\/index.php\/category\/uncategorized\/"},{"label":"Unpatched XRING Flaw in XQUIC Lets Remote Clients Crash HTTP\/3 Servers info@thehackernews.com (The Hacker News)","link":"https:\/\/sekuritasit.com\/index.php\/2026\/07\/10\/unpatched-xring-flaw-in-xquic-lets-remote-clients-crash-http-3-servers-infothehackernews-com-the-hacker-news\/"}],"_links":{"self":[{"href":"https:\/\/sekuritasit.com\/index.php\/wp-json\/wp\/v2\/posts\/21095","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sekuritasit.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/sekuritasit.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/sekuritasit.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/sekuritasit.com\/index.php\/wp-json\/wp\/v2\/comments?post=21095"}],"version-history":[{"count":0,"href":"https:\/\/sekuritasit.com\/index.php\/wp-json\/wp\/v2\/posts\/21095\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/sekuritasit.com\/index.php\/wp-json\/wp\/v2\/media\/21096"}],"wp:attachment":[{"href":"https:\/\/sekuritasit.com\/index.php\/wp-json\/wp\/v2\/media?parent=21095"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sekuritasit.com\/index.php\/wp-json\/wp\/v2\/categories?post=21095"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/sekuritasit.com\/index.php\/wp-json\/wp\/v2\/tags?post=21095"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}