{"id":66574,"date":"2025-07-19T04:31:52","date_gmt":"2025-07-19T01:01:52","guid":{"rendered":"https:\/\/afaghhosting.net\/blog\/cve-2025-27209-node-js-v8-hashdos-vulnerability\/"},"modified":"2025-07-19T04:31:52","modified_gmt":"2025-07-19T01:01:52","slug":"cve-2025-27209-node-js-v8-hashdos-vulnerability","status":"publish","type":"post","link":"https:\/\/afaghhosting.net\/blog\/cve-2025-27209-node-js-v8-hashdos-vulnerability\/","title":{"rendered":"CVE-2025-27209 &#8211; Node.js V8 HashDoS Vulnerability"},"content":{"rendered":"<p><strong>CVE ID : <\/strong>CVE-2025-27209<br \/>\n<br \/>\n<strong>Published : <\/strong> July 18, 2025, 11:15 p.m. | 1\u00a0hour, 30\u00a0minutes ago<br \/>\n<br \/>\n<strong>Description : <\/strong>The V8 release used in Node.js v24.0.0 has changed how string hashes are computed using rapidhash. This implementation re-introduces the HashDoS vulnerability as an attacker who can control the strings to be hashed can generate many hash collisions &#8211; an attacker can generate collisions even without knowing the hash-seed.<\/p>\n<p>* This vulnerability affects Node.js v24.x users.<br \/>\n<br \/>\n<strong>Severity:<\/strong> 7.5 | HIGH<br \/>\n<br \/>\nVisit the link for more details, such as CVSS details, affected products, timeline, and more&#8230;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>CVE ID : CVE-2025-27209 Published : July 18, 2025, 11:15 p.m. | 1\u00a0hour, 30\u00a0minutes ago Description : The V8 release used in Node.js v24.0.0 has changed how string hashes are computed using rapidhash. This implementation re-introduces the HashDoS vulnerability as an attacker who can control the strings to be hashed can generate many hash collisions &hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[26],"tags":[],"class_list":["post-66574","post","type-post","status-publish","format-standard","hentry","category-vulnerability"],"_links":{"self":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/66574","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/comments?post=66574"}],"version-history":[{"count":0,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/66574\/revisions"}],"wp:attachment":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/media?parent=66574"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/categories?post=66574"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/tags?post=66574"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}