{"id":"CVE-2017-5121","url":"https://www.cyber-defence.io/tools/cve/CVE-2017-5121","generatedAt":"2026-10-28T19:03:27.098Z","title":"Inappropriate use of JIT optimisation in V8 in Google Chrome prior to 61.0.3163.100 for Linux, Windows, and Mac allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page, related to the escape analysis phase.","description":"Inappropriate use of JIT optimisation in V8 in Google Chrome prior to 61.0.3163.100 for Linux, Windows, and Mac allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page, related to the escape analysis phase.","published":"2017-10-27T05:29:03.000Z","lastModified":"2026-06-17T01:20:00.000Z","status":"Modified","sourceIdentifier":"chrome-cve-admin@google.com","cvss":{"version":"3.1","score":8.8,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},"cwe":["CWE-20"],"affected":["google/chrome","debian/debian linux","redhat/enterprise linux desktop","redhat/enterprise linux server","redhat/enterprise linux workstation"],"epss":{"score":0.05288,"percentile":0.92533,"date":"2026-10-27","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (5.29%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"http://www.debian.org/security/2017/dsa-3985","source":"chrome-cve-admin@google.com"},{"url":"http://www.securityfocus.com/bid/100947","source":"chrome-cve-admin@google.com"},{"url":"http://www.securitytracker.com/id/1039497","source":"chrome-cve-admin@google.com"},{"url":"https://access.redhat.com/errata/RHSA-2017:2792","source":"chrome-cve-admin@google.com"},{"url":"https://blogs.technet.microsoft.com/mmpc/2017/10/18/browser-security-beyond-sandboxing/","source":"chrome-cve-admin@google.com"},{"url":"https://chromereleases.googleblog.com/2017/09/stable-channel-update-for-desktop_21.html","source":"chrome-cve-admin@google.com"},{"url":"https://crbug.com/765433","source":"chrome-cve-admin@google.com"},{"url":"https://security.gentoo.org/glsa/201709-25","source":"chrome-cve-admin@google.com"},{"url":"http://www.debian.org/security/2017/dsa-3985","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/bid/100947","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securitytracker.com/id/1039497","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://access.redhat.com/errata/RHSA-2017:2792","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://blogs.technet.microsoft.com/mmpc/2017/10/18/browser-security-beyond-sandboxing/","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://chromereleases.googleblog.com/2017/09/stable-channel-update-for-desktop_21.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://crbug.com/765433","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://security.gentoo.org/glsa/201709-25","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2017-5121","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}