{"id":"CVE-2010-1236","aliases":["EUVD-2010-1266","GHSA-qp79-v7x7-fmwp"],"status":"published","title":"The protocolIs function in platform/KURLGoogle.cpp in WebCore in WebKit before r55822, as used in...","description":"The protocolIs function in platform/KURLGoogle.cpp in WebCore in WebKit before r55822, as used in Google Chrome before 4.1.249.1036 and Flock Browser 3.x before 3.0.0.4112, does not properly handle whitespace at the beginning of a URL, which allows remote attackers to conduct cross-site scripting (XSS) attacks via a crafted javascript: URL, as demonstrated by a \\x00javascript:alert sequence.","severity":{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.01365,"percentile":0.71994,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2010-04-01T22:00:00Z","modified":"2026-06-16T23:17:55Z","products":[{"vendor":"flock","product":"flock"},{"vendor":"google","product":"chrome"}],"references":[{"url":"http://secunia.com/advisories/43068","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory"]},{"url":"http://src.chromium.org/viewvc/chrome?view=rev\u0026revision=41244","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://www.vupen.com/english/advisories/2011/0212","tags":["vdb-entry","x_refsource_VUPEN","x_transferred","Vendor Advisory"]},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14067","tags":["vdb-entry","signature","x_refsource_OVAL","x_transferred"]},{"url":"http://googlechromereleases.blogspot.com/2010/03/stable-channel-update.html","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"https://bugs.webkit.org/show_bug.cgi?id=35948","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00006.html","tags":["vendor-advisory","x_refsource_SUSE","x_transferred"]},{"url":"http://flock.com/security/","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://code.google.com/p/chromium/issues/detail?id=37383","tags":["x_refsource_CONFIRM","x_transferred","Exploit"]},{"url":"http://codereview.chromium.org/858001","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2010-1236"},{"url":"http://flock.com/security"},{"url":"https://github.com/advisories/GHSA-qp79-v7x7-fmwp"}],"sources":{"cve":[{"id":"CVE-2010-1236","description":"The protocolIs function in platform/KURLGoogle.cpp in WebCore in WebKit before r55822, as used in Google Chrome before 4.1.249.1036 and Flock Browser 3.x before 3.0.0.4112, does not properly handle whitespace at the beginning of a URL, which allows remote attackers to conduct cross-site scripting (XSS) attacks via a crafted javascript: URL, as demonstrated by a \\x00javascript:alert sequence.","status":"published","published":"2010-04-01T22:00:00Z","modified":"2024-08-07T01:14:06.681Z","updated_at":"2026-11-02T14:33:29.227451Z"}],"euvd":[{"id":"EUVD-2010-1266","description":"The protocolIs function in platform/KURLGoogle.cpp in WebCore in WebKit before r55822, as used in Google Chrome before 4.1.249.1036 and Flock Browser 3.x before 3.0.0.4112, does not properly handle whitespace at the beginning of a URL, which allows remote attackers to conduct cross-site scripting (XSS) attacks via a crafted javascript: URL, as demonstrated by a \\x00javascript:alert sequence.","status":"published","published":"2010-04-01T22:00:00Z","modified":"2024-08-07T01:14:06Z","updated_at":"2026-11-03T01:39:42.27518Z"}],"ghsa":[{"id":"GHSA-qp79-v7x7-fmwp","title":"The protocolIs function in platform/KURLGoogle.cpp in WebCore in WebKit before r55822, as used in...","description":"The protocolIs function in platform/KURLGoogle.cpp in WebCore in WebKit before r55822, as used in Google Chrome before 4.1.249.1036 and Flock Browser 3.x before 3.0.0.4112, does not properly handle whitespace at the beginning of a URL, which allows remote attackers to conduct cross-site scripting (XSS) attacks via a crafted javascript: URL, as demonstrated by a \\x00javascript:alert sequence.","status":"published","published":"2022-05-02T06:20:34Z","modified":"2025-04-11T03:33:27Z","cwes":["CWE-79"],"updated_at":"2026-11-02T15:01:04.878594Z"}],"nvd":[{"id":"CVE-2010-1236","description":"The protocolIs function in platform/KURLGoogle.cpp in WebCore in WebKit before r55822, as used in Google Chrome before 4.1.249.1036 and Flock Browser 3.x before 3.0.0.4112, does not properly handle whitespace at the beginning of a URL, which allows remote attackers to conduct cross-site scripting (XSS) attacks via a crafted javascript: URL, as demonstrated by a \\x00javascript:alert sequence.","status":"published","published":"2010-04-01T22:30:00.75Z","modified":"2026-06-16T23:17:55.66Z","cvss":[{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:01:43.639743Z"}]}}