{"cve":"CVE-2009-0356","nvd":{"published":"2009-02-04T19:30:00.467","modified":"2026-06-16T23:04:51.127","status":"Modified","description":"Mozilla Firefox before 3.0.6 and SeaMonkey do not block links to the (1) about:plugins and (2) about:config URIs from .desktop files, which allows user-assisted remote attackers to bypass the Same Origin Policy and execute arbitrary code with chrome privileges via vectors involving the URL field in a Desktop Entry section of a .desktop file, related to representation of about: URIs as jar:file:// URIs.  NOTE: this issue exists because of an incomplete fix for CVE-2008-4582.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-59"],"references":["http://lists.opensuse.org/opensuse-security-announce/2009-02/msg00001.html","http://rhn.redhat.com/errata/RHSA-2009-0256.html","http://secunia.com/advisories/33799","http://secunia.com/advisories/33809","http://secunia.com/advisories/33831"],"products":["mozilla:firefox"],"source":"nvd","synced_at":"2026-10-19T19:53:23.791937413+00:00"},"epss":{"cve":"CVE-2009-0356","score":0.03225,"percentile":0.88242,"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."]}