{"id":"CVE-2018-12246","url":"https://www.cyber-defence.io/tools/cve/CVE-2018-12246","generatedAt":"2026-10-29T00:38:09.753Z","title":"Symantec Web Isolation (WI) 1.11 prior to 1.11.21 is susceptible to a reflected cross-site scripting (XSS) vulnerability.","description":"Symantec Web Isolation (WI) 1.11 prior to 1.11.21 is susceptible to a reflected cross-site scripting (XSS) vulnerability. A remote attacker can target end users protected by WI with social engineering attacks using crafted URLs for legitimate web sites. A successful attack allows injecting malicious JavaScript code into the website's rendered copy running inside the end user's web browser. It does not allow injecting code into the real (isolated) copy of the website running on the WI Threat Isolation Engine.","published":"2018-10-22T19:29:00.000Z","lastModified":"2026-06-17T01:37:25.000Z","status":"Modified","sourceIdentifier":"secure@symantec.com","cvss":{"version":"3.0","score":6.1,"severity":"MEDIUM","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"},"cwe":["CWE-79"],"affected":["symantec/web isolation"],"epss":{"score":0.00999,"percentile":0.62587,"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":"low","text":"Lower severity and a low EPSS score (1.00%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"http://www.securityfocus.com/bid/105581","tags":["Third Party Advisory","VDB Entry"],"source":"secure@symantec.com"},{"url":"https://support.symantec.com/content/unifiedweb/en_US/article.SYMSA1464.html","tags":["Vendor Advisory"],"source":"secure@symantec.com"},{"url":"http://www.securityfocus.com/bid/105581","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://support.symantec.com/content/unifiedweb/en_US/article.SYMSA1464.html","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2018-12246","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."}