{"id":"CVE-2011-2188","aliases":["DEBIAN-CVE-2011-2188","EUVD-2011-2179","GHSA-827g-rqf3-jrp6"],"status":"published","title":"LuaExpat before 1.2.0 does not properly detect recursion during entity expansion, which allows...","description":"LuaExpat before 1.2.0 does not properly detect recursion during entity expansion, which allows remote attackers to cause a denial of service (memory and CPU consumption) via a crafted XML document containing a large number of nested entity references, a similar issue to CVE-2003-1564.","severity":{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-06","score":0.01745,"percentile":0.77885,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-399"],"published":"2011-06-21T01:00:00Z","modified":"2026-10-23T17:47:29Z","fixes":[{"ecosystem":"Debian:12","package":"lua-expat","fixed_in":["1.2.0-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"lua-expat","fixed_in":["1.2.0-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"lua-expat","fixed_in":["1.2.0-1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"lua-expat","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.2.0-1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"lua-expat","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.2.0-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"lua-expat","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.2.0-1"}]}]}],"products":[{"vendor":"matthewwild","product":"luaexpat"}],"references":[{"url":"http://www.securityfocus.com/bid/48123","tags":["vdb-entry","x_refsource_BID","x_transferred","web"]},{"url":"http://www.openwall.com/lists/oss-security/2011/06/06/4","tags":["mailing-list","x_refsource_MLIST","x_transferred","web"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=711027","tags":["x_refsource_CONFIRM","x_transferred","report"]},{"url":"http://www.openwall.com/lists/oss-security/2011/06/06/19","tags":["mailing-list","x_refsource_MLIST","x_transferred","web"]},{"url":"http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=629225","tags":["x_refsource_CONFIRM","x_transferred","web"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/67862","tags":["vdb-entry","x_refsource_XF","x_transferred","web"]},{"url":"http://secunia.com/advisories/44866","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2011-2188"},{"url":"https://github.com/advisories/GHSA-827g-rqf3-jrp6"},{"url":"https://security-tracker.debian.org/tracker/CVE-2011-2188","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2011-2188","description":"LuaExpat before 1.2.0 does not properly detect recursion during entity expansion, which allows remote attackers to cause a denial of service (memory and CPU consumption) via a crafted XML document containing a large number of nested entity references, a similar issue to CVE-2003-1564.","status":"published","published":"2011-06-21T01:00:00Z","modified":"2024-08-06T22:53:17.507Z","updated_at":"2026-11-02T14:35:36.252742Z"}],"euvd":[{"id":"EUVD-2011-2179","description":"LuaExpat before 1.2.0 does not properly detect recursion during entity expansion, which allows remote attackers to cause a denial of service (memory and CPU consumption) via a crafted XML document containing a large number of nested entity references, a similar issue to CVE-2003-1564.","status":"published","published":"2011-06-21T01:00:00Z","modified":"2024-08-06T22:53:17Z","updated_at":"2026-11-03T01:55:53.609033Z"}],"ghsa":[{"id":"GHSA-827g-rqf3-jrp6","title":"LuaExpat before 1.2.0 does not properly detect recursion during entity expansion, which allows...","description":"LuaExpat before 1.2.0 does not properly detect recursion during entity expansion, which allows remote attackers to cause a denial of service (memory and CPU consumption) via a crafted XML document containing a large number of nested entity references, a similar issue to CVE-2003-1564.","status":"published","published":"2022-05-17T01:55:21Z","modified":"2023-02-03T05:06:11Z","updated_at":"2026-11-02T14:53:51.728884Z"}],"nvd":[{"id":"CVE-2011-2188","description":"LuaExpat before 1.2.0 does not properly detect recursion during entity expansion, which allows remote attackers to cause a denial of service (memory and CPU consumption) via a crafted XML document containing a large number of nested entity references, a similar issue to CVE-2003-1564.","status":"published","published":"2011-06-21T02:52:43.67Z","modified":"2026-06-16T23:30:53.107Z","cvss":[{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-399"],"updated_at":"2026-11-02T14:02:08.47516Z"}],"osv":[{"id":"CVE-2011-2188","description":"LuaExpat before 1.2.0 does not properly detect recursion during entity expansion, which allows remote attackers to cause a denial of service (memory and CPU consumption) via a crafted XML document containing a large number of nested entity references, a similar issue to CVE-2003-1564.","status":"published","published":"2011-06-21T02:52:43Z","modified":"2026-04-10T03:41:49.635492Z","updated_at":"2026-11-02T15:43:58.279353Z"},{"id":"DEBIAN-CVE-2011-2188","description":"LuaExpat before 1.2.0 does not properly detect recursion during entity expansion, which allows remote attackers to cause a denial of service (memory and CPU consumption) via a crafted XML document containing a large number of nested entity references, a similar issue to CVE-2003-1564.","status":"published","published":"2011-06-21T02:52:43.67Z","modified":"2026-10-23T17:47:29.254990473Z","updated_at":"2026-11-02T15:45:24.612044Z"}]}}