{"cve":"CVE-2011-2984","nvd":{"published":"2011-08-18T18:55:01.693","modified":"2026-06-16T23:32:22.053","status":"Modified","description":"Mozilla Firefox before 3.6.20, SeaMonkey 2.x, Thunderbird 3.x before 3.1.12, and possibly other products does not properly handle the dropping of a tab element, which allows remote attackers to execute arbitrary JavaScript code with chrome privileges by establishing a content area and registering for drop events.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-94"],"references":["http://lists.opensuse.org/opensuse-security-announce/2011-08/msg00023.html","http://lists.opensuse.org/opensuse-security-announce/2011-08/msg00027.html","http://www.debian.org/security/2011/dsa-2295","http://www.debian.org/security/2011/dsa-2296","http://www.debian.org/security/2011/dsa-2297"],"products":["mozilla:firefox","mozilla:seamonkey","mozilla:thunderbird"],"source":"nvd","synced_at":"2026-10-19T19:58:50.521460154+00:00"},"epss":{"cve":"CVE-2011-2984","score":0.03591,"percentile":0.89435,"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."]}