{"id":"CVE-2018-8552","url":"https://www.cyber-defence.io/tools/cve/CVE-2018-8552","generatedAt":"2026-10-28T21:57:36.332Z","title":"An information disclosure vulnerability exists when VBScript improperly discloses the contents of its memory, which could provide an attacker with information to further compromise the user's computer or data, aka \"Windows Scripting Engine Memory…","description":"An information disclosure vulnerability exists when VBScript improperly discloses the contents of its memory, which could provide an attacker with information to further compromise the user's computer or data, aka \"Windows Scripting Engine Memory Corruption Vulnerability.\" This affects Internet Explorer 9, Internet Explorer 11, Internet Explorer 10.","published":"2018-11-14T01:29:01.000Z","lastModified":"2026-06-17T02:05:05.000Z","status":"Modified","sourceIdentifier":"secure@microsoft.com","cvss":{"version":"3.0","score":7.5,"severity":"HIGH","vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H"},"cwe":["CWE-119"],"affected":["microsoft/internet explorer"],"epss":{"score":0.50964,"percentile":0.98922,"date":"2026-10-27","history":[{"date":"2026-09-21","score":0.37422,"percentile":0.98506},{"date":"2026-09-22","score":0.50964,"percentile":0.98877}]},"kev":{"listed":false},"exploits":{"count":1,"verified":true,"firstPublished":"2018-11-30","source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[{"edbId":45924,"kind":"exploit","title":"VBScript - 'rtFilter' Out-of-Bounds Read","url":"https://www.exploit-db.com/exploits/45924","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/windows/dos/45924.html","file":"exploits/windows/dos/45924.html","published":"2018-11-30","added":"2018-11-30","updated":"2018-11-30","author":"Google Security Research","type":"dos","platform":"windows","port":null,"verified":true,"codes":["CVE-2018-8552"],"tags":"Out Of Bounds","aliases":null,"applicationUrl":null,"screenshotUrl":null,"referenceUrl":"https://bugs.chromium.org/p/project-zero/issues/detail?id=1666"}]},"verdict":{"level":"urgent","text":"EPSS puts the probability of exploitation in the next 30 days at 51.0%, higher than 99% of all known CVEs. Patch or mitigate before the next change window."},"changes":[{"kind":"epss","label":"EPSS jump","at":"2026-09-22T00:00:00.000Z","detail":{"to":0.50964,"from":0.37422,"percentile":0.98877},"summary":"EPSS moved from 37.4% to 51.0% probability of exploitation in the next thirty days."}],"references":[{"url":"http://www.securityfocus.com/bid/105786","tags":["Third Party Advisory","VDB Entry"],"source":"secure@microsoft.com"},{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8552","tags":["Patch","Vendor Advisory"],"source":"secure@microsoft.com"},{"url":"https://www.exploit-db.com/exploits/45924/","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"secure@microsoft.com"},{"url":"http://www.securityfocus.com/bid/105786","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8552","tags":["Patch","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.exploit-db.com/exploits/45924/","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2018-8552","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."}