{"cve":"CVE-2006-6585","nvd":{"published":"2006-12-15T19:28:00.000","modified":"2026-06-16T22:33:25.050","status":"Modified","description":"The Extensions manager in Mozilla Firefox 2.0 does not properly populate the list of local extensions, which allows attackers to construct an extension that hides itself by finding its name in the list and then calling RemoveElement, as demonstrated by the FFsniFF extension.  NOTE: it was later reported that 3.0 is also affected.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["http://azurit.elbiahosting.sk/ffsniff/ffsniff-0.2.tar.gz","http://securityreason.com/securityalert/2046","http://www.securityfocus.com/archive/1/454058/100/0/threaded","http://www.securityfocus.com/archive/1/493585/100/0/threaded","http://azurit.elbiahosting.sk/ffsniff/ffsniff-0.2.tar.gz"],"products":["mozilla:firefox"],"source":"nvd","synced_at":"2026-10-19T19:43:14.363260067+00:00"},"epss":{"cve":"CVE-2006-6585","score":0.01083,"percentile":0.65195,"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."]}