{"id":2492,"date":"2026-08-24T08:30:54","date_gmt":"2026-08-24T08:30:54","guid":{"rendered":"https:\/\/smartfoxserver.com\/blog\/?p=2492"},"modified":"2026-08-24T08:34:34","modified_gmt":"2026-08-24T08:34:34","slug":"security-update-for-smartfoxserver-2x-and-3-0","status":"publish","type":"post","link":"https:\/\/smartfoxserver.com\/blog\/security-update-for-smartfoxserver-2x-and-3-0\/","title":{"rendered":"Security update for SmartFoxServer 2X and 3.0"},"content":{"rendered":"\n<p>We have just released a <strong>critical security update<\/strong> for an issues that was recently discovered. The vulnerability is caused by a malformed compressed packet that can pin one or more threads at 100%, causing the server disruption.<\/p>\n\n\n\n<p><strong>We highly recommend <\/strong>to patch your SmartFoxServer instance(s) <strong>as soon as possible<\/strong> and, to this end, we have released backward compatible patches for older releases up to SFS2X 2.12.x, as well as SmartFoxServer 3.0.<\/p>\n\n\n\n<!--more-->\n\n\n\n<p>Direct links to each update:<\/p>\n\n\n\n<ul><li>SmartFoxServer 3:<ul><li>SmartFoxServer 3.0.x_beta:&nbsp;<a href=\"https:\/\/gtndplywbmstr.cmail20.com\/t\/r-i-tudlhdhk-l-illlr\/\">update 3.0.4_beta<\/a><\/li><\/ul><\/li><li>SmartFoxServer 2X:<ul><li>SmartFoxServer 2X 2.19.x:&nbsp;<a href=\"https:\/\/gtndplywbmstr.cmail20.com\/t\/r-i-tudlhdhk-l-illly\/\">update 2.20.7<\/a><\/li><li>SmartFoxServer 2X 2.18.x:&nbsp;<a href=\"https:\/\/gtndplywbmstr.cmail20.com\/t\/r-i-tudlhdhk-l-illlj\/\">update 2.18.7<\/a><\/li><li>SmartFoxServer 2X 2.17.x:&nbsp;<a href=\"https:\/\/gtndplywbmstr.cmail20.com\/t\/r-i-tudlhdhk-l-illlt\/\">update 2.17.6<\/a><\/li><li>SmartFoxServer 2X 2.14.x:&nbsp;<a href=\"https:\/\/gtndplywbmstr.cmail20.com\/t\/r-i-tudlhdhk-l-illli\/\">update 2.16.6<\/a><\/li><li>SmartFoxServer 2X 2.13.x:&nbsp;<a href=\"https:\/\/gtndplywbmstr.cmail20.com\/t\/r-i-tudlhdhk-l-illld\/\">update 2.13.10<\/a><\/li><li>SmartFoxServer 2X 2.12.x:&nbsp;<a href=\"https:\/\/gtndplywbmstr.cmail20.com\/t\/r-i-tudlhdhk-l-illlh\/\">update 2.12.8<\/a><\/li><\/ul><\/li><\/ul>\n\n\n\n<p>You can also find all updates here:<\/p>\n\n\n\n<ul><li>Download&nbsp;<a href=\"https:\/\/gtndplywbmstr.cmail20.com\/t\/r-i-tudlhdhk-l-illlk\/\" target=\"_blank\" rel=\"noreferrer noopener\">SmartFoxServer 3 update<\/a><\/li><li>Download&nbsp;<a href=\"https:\/\/gtndplywbmstr.cmail20.com\/t\/r-i-tudlhdhk-l-illlu\/\" target=\"_blank\" rel=\"noreferrer noopener\">SmartFoxServer 2X updates<\/a><\/li><\/ul>\n","protected":false},"excerpt":{"rendered":"<p>We have just released a critical security update for an issues that was recently discovered. The vulnerability is caused by a malformed compressed packet that can pin one or more threads at 100%, causing the server disruption. We highly recommend to patch your SmartFoxServer instance(s) as soon as possible and, to this end, we have [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[1,6],"tags":[81,46,147],"_links":{"self":[{"href":"https:\/\/smartfoxserver.com\/blog\/wp-json\/wp\/v2\/posts\/2492"}],"collection":[{"href":"https:\/\/smartfoxserver.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/smartfoxserver.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/smartfoxserver.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/smartfoxserver.com\/blog\/wp-json\/wp\/v2\/comments?post=2492"}],"version-history":[{"count":7,"href":"https:\/\/smartfoxserver.com\/blog\/wp-json\/wp\/v2\/posts\/2492\/revisions"}],"predecessor-version":[{"id":2499,"href":"https:\/\/smartfoxserver.com\/blog\/wp-json\/wp\/v2\/posts\/2492\/revisions\/2499"}],"wp:attachment":[{"href":"https:\/\/smartfoxserver.com\/blog\/wp-json\/wp\/v2\/media?parent=2492"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/smartfoxserver.com\/blog\/wp-json\/wp\/v2\/categories?post=2492"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/smartfoxserver.com\/blog\/wp-json\/wp\/v2\/tags?post=2492"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}