{"cve":"CVE-2007-4249","nvd":{"published":"2007-08-08T23:17:00.000","modified":"2026-06-16T22:43:40.617","status":"Modified","description":"The isChecked function in Toolbar.DLL in the ExportNation toolbar for Internet Explorer allows remote attackers to cause a denial of service (NULL dereference and browser crash) via unspecified vectors.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["http://osvdb.org/46985","http://securityreason.com/securityalert/3004","http://www.securityfocus.com/archive/1/475534/100/0/threaded","https://exchange.xforce.ibmcloud.com/vulnerabilities/35804","http://osvdb.org/46985"],"products":["exportnation:exportnation_toolbar"],"source":"nvd","synced_at":"2026-10-19T19:48:28.501292361+00:00"},"epss":{"cve":"CVE-2007-4249","score":0.01183,"percentile":0.67784,"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."]}