{"version":"https://jsonfeed.org/version/1.1","title":"Patchfirst: ChakraCore vulnerabilities","home_page_url":"https://patchfirst.co/vendor/chakracore/","feed_url":"https://patchfirst.co/feed/vendor/chakracore.json","description":"New and newly exploited ChakraCore CVEs, with CISA KEV, EPSS and ATT&CK context. Newest 50 by publication or KEV listing.","language":"en-GB","items":[{"id":"CVE-2018-8298#kev","url":"https://patchfirst.co/cve/CVE-2018-8298/","title":"[KEV] CVE-2018-8298: ChakraCore Scripting Engine Type Confusion Vulnerability","content_text":"ChakraCore · ChakraCore scripting engine. In CISA KEV since 2022-03-03. ENISA EUVD lists it as exploited. EPSS 74.7% (higher than 99.5% of CVEs). CVSS 7.5 HIGH. Public exploit code exists. ATT&CK: T1189 Drive-by Compromise; T1059 Command and Scripting Interpreter. Priority 68.2 of 100.","summary":"ChakraCore Scripting Engine Type Confusion Vulnerability","date_published":"2022-03-03T00:00:00.000Z","date_modified":"2026-06-17T02:04:35.000Z","tags":["kev","public-exploit","T1189","T1059"],"_patchfirst":{"reason":"kev","priority":68.2,"kev":{"dateAdded":"2022-03-03","ransomware":false},"epss":{"score":0.74694,"percentile":0.99502},"cvss":{"score":7.5,"severity":"HIGH","version":"3.1"},"vendor":"ChakraCore","product":"ChakraCore scripting engine","techniqueIds":["T1189","T1059"],"reportCount":0,"hasPublicExploit":true,"euvdExploited":true}}]}