{"cve":"CVE-2012-4782","nvd":{"published":"2012-12-12T00:55:01.297","modified":"2026-06-16T23:45:42.690","status":"Modified","description":"Use-after-free vulnerability in Microsoft Internet Explorer 9 and 10 allows remote attackers to execute arbitrary code via a crafted web site that triggers access to a deleted object, aka \"CMarkup Use After Free Vulnerability.\"","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-399"],"references":["http://www.us-cert.gov/cas/techalerts/TA12-346A.html","https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-077","https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16066","http://www.us-cert.gov/cas/techalerts/TA12-346A.html","https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-077"],"products":["microsoft:internet_explorer"],"source":"nvd","synced_at":"2026-10-19T20:27:27.940201468+00:00"},"epss":{"cve":"CVE-2012-4782","score":0.25553,"percentile":0.97958,"date":"2026-11-01"},"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."]}