{"schemaVersion":3,"id":"USN-3781-1","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"webkit2gtk vulnerabilities\n\nA large number of security issues were discovered in the WebKitGTK+ Web and\nJavaScript engines. If a user were tricked into viewing a malicious\nwebsite, a remote attacker could exploit a variety of issues related to web\nbrowser security, including cross-site scripting attacks, denial of service\nattacks, and arbitrary code execution.","dates":{"published":"2018-10-03T11:33:52.000Z","modified":"2026-04-22T09:49:17.457Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":null,"severity":"unknown","version":null,"versionLabel":null,"source":null,"vector":null,"computed":false,"selection":"none"},"metrics":[]},"epss":{"probability":null,"percentile":null,"severity":"unknown","asOf":null,"change":{"pp":null,"baselineDate":null,"baselineScore":null},"history":[],"last30":[]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[],"exploitCount":0,"weaknesses":[],"affected":[{"vendor":"ubuntu","product":"webkit2gtk","name":"webkit2gtk","label":"webkit2gtk","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/webkit2gtk","purlType":"deb","versions":[{"text":"< 2.22.2-0ubuntu0.18.04.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 2.22.2-0ubuntu0.18.04.1","eol":null,"hubHref":null}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://ubuntu.com/security/notices/USN-3781-1","label":"ubuntu.com/security/notices/USN-3781-1","hostname":"ubuntu.com","tags":["Advisory"]},{"url":"https://ubuntu.com/security/CVE-2018-4191","label":"ubuntu.com/security/CVE-2018-4191","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2018-4197","label":"ubuntu.com/security/CVE-2018-4197","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2018-4207","label":"ubuntu.com/security/CVE-2018-4207","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2018-4208","label":"ubuntu.com/security/CVE-2018-4208","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2018-4209","label":"ubuntu.com/security/CVE-2018-4209","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2018-4210","label":"ubuntu.com/security/CVE-2018-4210","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2018-4212","label":"ubuntu.com/security/CVE-2018-4212","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2018-4213","label":"ubuntu.com/security/CVE-2018-4213","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2018-4299","label":"ubuntu.com/security/CVE-2018-4299","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2018-4306","label":"ubuntu.com/security/CVE-2018-4306","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2018-4309","label":"ubuntu.com/security/CVE-2018-4309","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2018-4311","label":"ubuntu.com/security/CVE-2018-4311","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2018-4312","label":"ubuntu.com/security/CVE-2018-4312","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2018-4314","label":"ubuntu.com/security/CVE-2018-4314","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2018-4315","label":"ubuntu.com/security/CVE-2018-4315","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2018-4316","label":"ubuntu.com/security/CVE-2018-4316","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2018-4317","label":"ubuntu.com/security/CVE-2018-4317","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2018-4318","label":"ubuntu.com/security/CVE-2018-4318","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2018-4319","label":"ubuntu.com/security/CVE-2018-4319","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2018-4323","label":"ubuntu.com/security/CVE-2018-4323","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2018-4328","label":"ubuntu.com/security/CVE-2018-4328","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2018-4358","label":"ubuntu.com/security/CVE-2018-4358","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2018-4359","label":"ubuntu.com/security/CVE-2018-4359","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2018-4361","label":"ubuntu.com/security/CVE-2018-4361","hostname":"ubuntu.com","tags":["REPORT"]}],"lineage":{"upstream":["CVE-2018-4191","CVE-2018-4197","CVE-2018-4207","CVE-2018-4208","CVE-2018-4209","CVE-2018-4210","CVE-2018-4212","CVE-2018-4213","CVE-2018-4299","CVE-2018-4306","CVE-2018-4309","CVE-2018-4311","CVE-2018-4312","CVE-2018-4314","CVE-2018-4315","CVE-2018-4316","CVE-2018-4317","CVE-2018-4318","CVE-2018-4319","CVE-2018-4323","CVE-2018-4328","CVE-2018-4358","CVE-2018-4359","CVE-2018-4361"],"downstream":[],"duplicates":[],"related":["CVE-2018-4191","CVE-2018-4197","CVE-2018-4207","CVE-2018-4208","CVE-2018-4209","CVE-2018-4210","CVE-2018-4212","CVE-2018-4213","CVE-2018-4299","CVE-2018-4306","CVE-2018-4309","CVE-2018-4311","CVE-2018-4312","CVE-2018-4314","CVE-2018-4315","CVE-2018-4316","CVE-2018-4317","CVE-2018-4318","CVE-2018-4319","CVE-2018-4323","CVE-2018-4328","CVE-2018-4358","CVE-2018-4359","CVE-2018-4361"]},"timeline":[{"kind":"published","date":"2018-10-03T11:33:52.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-04-22T09:49:17.457Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":0,"level":"minimal","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-19T06:19:39.342Z","stale":false,"partial":false}}