{"description":"Trending threats, MITRE ATT\u0026CK coverage, and detection metadata — refreshed continuously.","feed_url":"https://feed.craftedsignal.io/tags/v8-engine/","home_page_url":"https://feed.craftedsignal.io/","items":[{"_cs_actors":[],"_cs_cves":[{"cvss":8.8,"id":"CVE-2026-7337"}],"_cs_exploited":false,"_cs_products":["Chrome","Edge (Chromium-based)"],"_cs_severities":["high"],"_cs_tags":["type confusion","v8 engine","chromium","cve-2026-7337"],"_cs_type":"advisory","_cs_vendors":["Google","Microsoft"],"content_html":"\u003cp\u003eCVE-2026-7337 is a type confusion vulnerability residing within the V8 JavaScript engine, the core component of Chromium-based browsers. This vulnerability impacts Google Chrome and Microsoft Edge (Chromium-based), as Edge incorporates the Chromium project. The vulnerability stems from improper handling of object types within the V8 engine during JavaScript execution, potentially leading to exploitable conditions. Successful exploitation could allow an attacker to execute arbitrary code within the context of the browser. Public details are available via the Google Chrome Releases blog and the Microsoft Security Response Center (MSRC). Defenders should prioritize patching to the latest available versions of Chrome and Edge.\u003c/p\u003e\n\u003ch2 id=\"attack-chain\"\u003eAttack Chain\u003c/h2\u003e\n\u003col\u003e\n\u003cli\u003eAn attacker crafts a malicious web page containing JavaScript code designed to trigger the type confusion vulnerability in the V8 engine.\u003c/li\u003e\n\u003cli\u003eThe victim visits the malicious web page using a vulnerable version of Google Chrome or Microsoft Edge.\u003c/li\u003e\n\u003cli\u003eThe browser\u0026rsquo;s V8 engine attempts to execute the attacker-controlled JavaScript code.\u003c/li\u003e\n\u003cli\u003eDue to the type confusion vulnerability, the V8 engine misinterprets the type of a JavaScript object.\u003c/li\u003e\n\u003cli\u003eThis misinterpretation leads to memory corruption within the browser process.\u003c/li\u003e\n\u003cli\u003eThe attacker leverages the memory corruption to overwrite critical data structures within the browser\u0026rsquo;s memory space.\u003c/li\u003e\n\u003cli\u003eThe attacker gains control of the browser process\u0026rsquo;s execution flow.\u003c/li\u003e\n\u003cli\u003eThe attacker executes arbitrary code on the victim\u0026rsquo;s machine within the security context of the browser process, potentially leading to information disclosure, data theft, or further system compromise.\u003c/li\u003e\n\u003c/ol\u003e\n\u003ch2 id=\"impact\"\u003eImpact\u003c/h2\u003e\n\u003cp\u003eSuccessful exploitation of CVE-2026-7337 allows an attacker to execute arbitrary code within the context of the user\u0026rsquo;s browser. This could lead to sensitive information being stolen, such as cookies, browsing history, and stored credentials. Attackers could also potentially use this vulnerability to install malware or gain further access to the victim\u0026rsquo;s system. Given the widespread use of Chromium-based browsers, this vulnerability poses a significant threat to a large number of users.\u003c/p\u003e\n\u003ch2 id=\"recommendation\"\u003eRecommendation\u003c/h2\u003e\n\u003cul\u003e\n\u003cli\u003eApply the latest security updates for Google Chrome to address CVE-2026-7337. Refer to the Google Chrome Releases blog for details.\u003c/li\u003e\n\u003cli\u003eApply the latest security updates for Microsoft Edge (Chromium-based) to address CVE-2026-7337 as described in the MSRC advisory.\u003c/li\u003e\n\u003cli\u003eImplement a web proxy with content filtering to block access to known malicious websites that may attempt to exploit this vulnerability.\u003c/li\u003e\n\u003c/ul\u003e\n","date_modified":"2024-01-03T12:00:00Z","date_published":"2024-01-03T12:00:00Z","id":"/briefs/2024-01-cve-2026-7337-v8-type-confusion/","summary":"CVE-2026-7337 is a type confusion vulnerability in the V8 JavaScript engine that affects Google Chrome and Microsoft Edge (Chromium-based).","title":"CVE-2026-7337 Type Confusion Vulnerability in Chromium V8 Engine","url":"https://feed.craftedsignal.io/briefs/2024-01-cve-2026-7337-v8-type-confusion/"}],"language":"en","title":"CraftedSignal Threat Feed — V8 Engine","version":"https://jsonfeed.org/version/1.1"}