{"id":"CVE-2007-3819","aliases":["EUVD-2007-3803","GHSA-qr8g-f6qc-9j77"],"status":"published","title":"Opera 9.21 allows remote attackers to spoof the data: URI scheme in the address bar via a long...","description":"Opera 9.21 allows remote attackers to spoof the data: URI scheme in the address bar via a long URI with trailing whitespace, which prevents the beginning of the URI from being displayed.","severity":{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.02002,"percentile":0.80914,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2007-07-17T01:00:00Z","modified":"2026-06-16T22:42:47Z","products":[{"vendor":"opera","product":"opera_browser"}],"references":[{"url":"http://alt.swiecki.net/oper1.html","tags":["x_refsource_MISC","x_transferred"]},{"url":"http://www.vupen.com/english/advisories/2007/2537","tags":["vdb-entry","x_refsource_VUPEN","x_transferred"]},{"url":"http://www.securityfocus.com/archive/1/473782/100/0/threaded","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred"]},{"url":"http://secunia.com/advisories/26074","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory"]},{"url":"http://osvdb.org/38122","tags":["vdb-entry","x_refsource_OSVDB","x_transferred"]},{"url":"http://www.securitytracker.com/id?1018397","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred"]},{"url":"http://security.gentoo.org/glsa/glsa-200708-17.xml","tags":["vendor-advisory","x_refsource_GENTOO","x_transferred"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/35430","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"http://www.securityfocus.com/archive/1/473703/100/0/threaded","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred"]},{"url":"http://secunia.com/advisories/26545","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"]},{"url":"http://www.securityfocus.com/bid/24917","tags":["vdb-entry","x_refsource_BID","x_transferred"]},{"url":"http://www.novell.com/linux/security/advisories/2007_15_sr.html","tags":["vendor-advisory","x_refsource_SUSE","x_transferred"]},{"url":"http://securityreason.com/securityalert/2891","tags":["third-party-advisory","x_refsource_SREASON","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2007-3819"},{"url":"https://github.com/advisories/GHSA-qr8g-f6qc-9j77"}],"sources":{"cve":[{"id":"CVE-2007-3819","description":"Opera 9.21 allows remote attackers to spoof the data: URI scheme in the address bar via a long URI with trailing whitespace, which prevents the beginning of the URI from being displayed.","status":"published","published":"2007-07-17T01:00:00Z","modified":"2024-08-07T14:28:52.493Z","updated_at":"2026-11-02T13:32:56.730199Z"}],"euvd":[{"id":"EUVD-2007-3803","description":"Opera 9.21 allows remote attackers to spoof the data: URI scheme in the address bar via a long URI with trailing whitespace, which prevents the beginning of the URI from being displayed.","status":"published","published":"2007-07-17T01:00:00Z","modified":"2024-08-07T14:28:52Z","updated_at":"2026-11-03T01:16:24.545796Z"}],"ghsa":[{"id":"GHSA-qr8g-f6qc-9j77","title":"Opera 9.21 allows remote attackers to spoof the data: URI scheme in the address bar via a long...","description":"Opera 9.21 allows remote attackers to spoof the data: URI scheme in the address bar via a long URI with trailing whitespace, which prevents the beginning of the URI from being displayed.","status":"published","published":"2022-05-01T18:17:41Z","modified":"2023-01-31T05:04:05Z","updated_at":"2026-11-02T14:48:36.280007Z"}],"nvd":[{"id":"CVE-2007-3819","description":"Opera 9.21 allows remote attackers to spoof the data: URI scheme in the address bar via a long URI with trailing whitespace, which prevents the beginning of the URI from being displayed.","status":"published","published":"2007-07-17T01:30:00Z","modified":"2026-06-16T22:42:47.607Z","cvss":[{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:01:17.964611Z"}]}}