{"cve":"CVE-2011-0663","nvd":{"published":"2011-04-13T18:55:01.517","modified":"2026-06-16T23:27:50.287","status":"Modified","description":"Multiple integer overflows in the Microsoft (1) JScript 5.6 through 5.8 and (2) VBScript 5.6 through 5.8 scripting engines allow remote attackers to execute arbitrary code via a crafted web page, aka \"Scripting Memory Reallocation Vulnerability.\"","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","score":8.8},"cwes":["CWE-189","CWE-190"],"references":["http://osvdb.org/71774","http://secunia.com/advisories/44162","http://www.securityfocus.com/bid/47249","http://www.securitytracker.com/id?1025333","http://www.us-cert.gov/cas/techalerts/TA11-102A.html"],"products":["microsoft:jscript","microsoft:vbscript"],"source":"nvd","synced_at":"2026-10-19T19:58:50.521460154+00:00"},"epss":{"cve":"CVE-2011-0663","score":0.26221,"percentile":0.97999,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}