{"api_version":"1","generated_at":"2026-07-23T05:56:41+00:00","cve":"CVE-2011-2891","urls":{"html":"https://cve.report/CVE-2011-2891","api":"https://cve.report/api/cve/CVE-2011-2891.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2011-2891","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2011-2891"},"summary":{"title":"CVE-2011-2891","description":"Joomla! 1.6.x before 1.6.2 allows remote attackers to obtain sensitive information via an empty Itemid array parameter to index.php, which reveals the installation path in an error message, a different vulnerability than CVE-2011-2488.","state":"PUBLISHED","assigner":"mitre","published_at":"2011-07-27 20:55:03","updated_at":"2026-04-29 01:13:23"},"problem_types":["CWE-200","n/a"],"metrics":[{"version":"2.0","source":"nvd@nist.gov","type":"Primary","score":"5","severity":"","vector":"AV:N/AC:L/Au:N/C:P/I:N/A:N","data":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:P/I:N/A:N","baseScore":5,"accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"NONE","availabilityImpact":"NONE"}}],"references":[{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/68881","name":"https://exchange.xforce.ibmcloud.com/vulnerabilities/68881","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"IBM X-Force Exchange","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://www.openwall.com/lists/oss-security/2011/06/27/6","name":"http://www.openwall.com/lists/oss-security/2011/06/27/6","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Exploit"],"title":"oss-security - Re: CVE request: Joomla unspecified information\n disclosure vulnerability","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://www.openwall.com/lists/oss-security/2011/06/27/8","name":"http://www.openwall.com/lists/oss-security/2011/06/27/8","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Exploit"],"title":"oss-security - Re: CVE request: Joomla unspecified information\n disclosure vulnerability","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://developer.joomla.org/security/news/341-20110402-core-information-disclosure.html","name":"http://developer.joomla.org/security/news/341-20110402-core-information-disclosure.html","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"Joomla! Developer Network - [20110402] - Core - Information Disclosure","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://bl0g.yehg.net/2011/04/joomla-161-and-lower-information.html","name":"http://bl0g.yehg.net/2011/04/joomla-161-and-lower-information.html","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Exploit"],"title":"YGN Ethical Hacker Group Blog: Joomla! 1.6.1 and lower | Information Disclosure & ClickJacking vulnerabilities","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.cve.org/CVERecord?id=CVE-2011-2891","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2011-2891","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"n/a","product":"n/a","version":"affected n/a","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2011","cve_id":"2891","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"joomla","cpe5":"joomla\\!","cpe6":"1.6","cpe7":"alpha","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2011","cve_id":"2891","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"joomla","cpe5":"joomla\\!","cpe6":"1.6","cpe7":"alpha2","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2011","cve_id":"2891","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"joomla","cpe5":"joomla\\!","cpe6":"1.6","cpe7":"beta1","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2011","cve_id":"2891","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"joomla","cpe5":"joomla\\!","cpe6":"1.6","cpe7":"beta10","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2011","cve_id":"2891","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"joomla","cpe5":"joomla\\!","cpe6":"1.6","cpe7":"beta11","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2011","cve_id":"2891","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"joomla","cpe5":"joomla\\!","cpe6":"1.6","cpe7":"beta12","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2011","cve_id":"2891","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"joomla","cpe5":"joomla\\!","cpe6":"1.6","cpe7":"beta13","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2011","cve_id":"2891","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"joomla","cpe5":"joomla\\!","cpe6":"1.6","cpe7":"beta14","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2011","cve_id":"2891","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"joomla","cpe5":"joomla\\!","cpe6":"1.6","cpe7":"beta15","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2011","cve_id":"2891","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"joomla","cpe5":"joomla\\!","cpe6":"1.6","cpe7":"beta2","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2011","cve_id":"2891","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"joomla","cpe5":"joomla\\!","cpe6":"1.6","cpe7":"beta3","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2011","cve_id":"2891","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"joomla","cpe5":"joomla\\!","cpe6":"1.6","cpe7":"beta4","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2011","cve_id":"2891","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"joomla","cpe5":"joomla\\!","cpe6":"1.6","cpe7":"beta5","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2011","cve_id":"2891","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"joomla","cpe5":"joomla\\!","cpe6":"1.6","cpe7":"beta6","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2011","cve_id":"2891","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"joomla","cpe5":"joomla\\!","cpe6":"1.6","cpe7":"beta7","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2011","cve_id":"2891","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"joomla","cpe5":"joomla\\!","cpe6":"1.6","cpe7":"beta8","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2011","cve_id":"2891","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"joomla","cpe5":"joomla\\!","cpe6":"1.6","cpe7":"beta9","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2011","cve_id":"2891","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"joomla","cpe5":"joomla\\!","cpe6":"1.6","cpe7":"rc1","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2011","cve_id":"2891","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"joomla","cpe5":"joomla\\!","cpe6":"1.6.0","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2011","cve_id":"2891","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"joomla","cpe5":"joomla\\!","cpe6":"1.6.1","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"adp":[{"providerMetadata":{"dateUpdated":"2024-08-06T23:15:31.453Z","orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE"},"references":[{"name":"joomla-itemid-path-disclosure(68881)","tags":["vdb-entry","x_refsource_XF","x_transferred"],"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/68881"},{"tags":["x_refsource_MISC","x_transferred"],"url":"http://bl0g.yehg.net/2011/04/joomla-161-and-lower-information.html"},{"name":"[oss-security] 20110627 Re: CVE request: Joomla unspecified information disclosure vulnerability","tags":["mailing-list","x_refsource_MLIST","x_transferred"],"url":"http://www.openwall.com/lists/oss-security/2011/06/27/8"},{"name":"[oss-security] 20110627 Re: CVE request: Joomla unspecified information disclosure vulnerability","tags":["mailing-list","x_refsource_MLIST","x_transferred"],"url":"http://www.openwall.com/lists/oss-security/2011/06/27/6"},{"tags":["x_refsource_CONFIRM","x_transferred"],"url":"http://developer.joomla.org/security/news/341-20110402-core-information-disclosure.html"}],"title":"CVE Program Container"}],"cna":{"affected":[{"product":"n/a","vendor":"n/a","versions":[{"status":"affected","version":"n/a"}]}],"datePublic":"2011-04-14T00:00:00.000Z","descriptions":[{"lang":"en","value":"Joomla! 1.6.x before 1.6.2 allows remote attackers to obtain sensitive information via an empty Itemid array parameter to index.php, which reveals the installation path in an error message, a different vulnerability than CVE-2011-2488."}],"problemTypes":[{"descriptions":[{"description":"n/a","lang":"en","type":"text"}]}],"providerMetadata":{"dateUpdated":"2017-08-28T12:57:01.000Z","orgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","shortName":"mitre"},"references":[{"name":"joomla-itemid-path-disclosure(68881)","tags":["vdb-entry","x_refsource_XF"],"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/68881"},{"tags":["x_refsource_MISC"],"url":"http://bl0g.yehg.net/2011/04/joomla-161-and-lower-information.html"},{"name":"[oss-security] 20110627 Re: CVE request: Joomla unspecified information disclosure vulnerability","tags":["mailing-list","x_refsource_MLIST"],"url":"http://www.openwall.com/lists/oss-security/2011/06/27/8"},{"name":"[oss-security] 20110627 Re: CVE request: Joomla unspecified information disclosure vulnerability","tags":["mailing-list","x_refsource_MLIST"],"url":"http://www.openwall.com/lists/oss-security/2011/06/27/6"},{"tags":["x_refsource_CONFIRM"],"url":"http://developer.joomla.org/security/news/341-20110402-core-information-disclosure.html"}],"x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"cve@mitre.org","ID":"CVE-2011-2891","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"n/a","version":{"version_data":[{"version_value":"n/a"}]}}]},"vendor_name":"n/a"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"Joomla! 1.6.x before 1.6.2 allows remote attackers to obtain sensitive information via an empty Itemid array parameter to index.php, which reveals the installation path in an error message, a different vulnerability than CVE-2011-2488."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"name":"joomla-itemid-path-disclosure(68881)","refsource":"XF","url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/68881"},{"name":"http://bl0g.yehg.net/2011/04/joomla-161-and-lower-information.html","refsource":"MISC","url":"http://bl0g.yehg.net/2011/04/joomla-161-and-lower-information.html"},{"name":"[oss-security] 20110627 Re: CVE request: Joomla unspecified information disclosure vulnerability","refsource":"MLIST","url":"http://www.openwall.com/lists/oss-security/2011/06/27/8"},{"name":"[oss-security] 20110627 Re: CVE request: Joomla unspecified information disclosure vulnerability","refsource":"MLIST","url":"http://www.openwall.com/lists/oss-security/2011/06/27/6"},{"name":"http://developer.joomla.org/security/news/341-20110402-core-information-disclosure.html","refsource":"CONFIRM","url":"http://developer.joomla.org/security/news/341-20110402-core-information-disclosure.html"}]}}}},"cveMetadata":{"assignerOrgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","assignerShortName":"mitre","cveId":"CVE-2011-2891","datePublished":"2011-07-27T20:00:00.000Z","dateReserved":"2011-07-27T00:00:00.000Z","dateUpdated":"2024-08-06T23:15:31.453Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.1"},"nvd":{"publishedDate":"2011-07-27 20:55:03","lastModifiedDate":"2026-04-29 01:13:23","problem_types":["CWE-200","n/a"],"metrics":{"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:P/I:N/A:N","baseScore":5,"accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"NONE","availabilityImpact":"NONE"},"baseSeverity":"MEDIUM","exploitabilityScore":10,"impactScore":2.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}]},"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:joomla:joomla\\!:1.6:alpha:*:*:*:*:*:*","matchCriteriaId":"C15380EB-6543-4C95-9B7F-35DDD99D1C37"},{"vulnerable":true,"criteria":"cpe:2.3:a:joomla:joomla\\!:1.6:alpha2:*:*:*:*:*:*","matchCriteriaId":"C95EE9E1-CB59-4E8B-B57B-991295790328"},{"vulnerable":true,"criteria":"cpe:2.3:a:joomla:joomla\\!:1.6:beta1:*:*:*:*:*:*","matchCriteriaId":"605F893A-2612-4524-B24B-0468F5EE2019"},{"vulnerable":true,"criteria":"cpe:2.3:a:joomla:joomla\\!:1.6:beta10:*:*:*:*:*:*","matchCriteriaId":"21D252E2-1961-4D4F-8471-584CF6CB39E5"},{"vulnerable":true,"criteria":"cpe:2.3:a:joomla:joomla\\!:1.6:beta11:*:*:*:*:*:*","matchCriteriaId":"8B0930E8-3E98-4DF5-AED3-146D34F843D7"},{"vulnerable":true,"criteria":"cpe:2.3:a:joomla:joomla\\!:1.6:beta12:*:*:*:*:*:*","matchCriteriaId":"C732CFEF-CF4D-4EB7-A730-A5764B40A9BC"},{"vulnerable":true,"criteria":"cpe:2.3:a:joomla:joomla\\!:1.6:beta13:*:*:*:*:*:*","matchCriteriaId":"10880E1E-8478-485C-AD9C-ABE4C51D2EA7"},{"vulnerable":true,"criteria":"cpe:2.3:a:joomla:joomla\\!:1.6:beta14:*:*:*:*:*:*","matchCriteriaId":"816A10B4-EC28-47EF-BD47-7F431AB77561"},{"vulnerable":true,"criteria":"cpe:2.3:a:joomla:joomla\\!:1.6:beta15:*:*:*:*:*:*","matchCriteriaId":"F9085C7C-6CA0-4423-93B1-9E8AF6D2978E"},{"vulnerable":true,"criteria":"cpe:2.3:a:joomla:joomla\\!:1.6:beta2:*:*:*:*:*:*","matchCriteriaId":"5BCAD021-E5B2-4232-81FF-BB04908F4FE6"},{"vulnerable":true,"criteria":"cpe:2.3:a:joomla:joomla\\!:1.6:beta3:*:*:*:*:*:*","matchCriteriaId":"0B842E1A-348B-4644-930E-CF46E1E38E70"},{"vulnerable":true,"criteria":"cpe:2.3:a:joomla:joomla\\!:1.6:beta4:*:*:*:*:*:*","matchCriteriaId":"D08BB717-4841-482D-A1AD-E8DF769E57C0"},{"vulnerable":true,"criteria":"cpe:2.3:a:joomla:joomla\\!:1.6:beta5:*:*:*:*:*:*","matchCriteriaId":"065980D5-AEBA-44B1-A58D-8BF8FFF674F8"},{"vulnerable":true,"criteria":"cpe:2.3:a:joomla:joomla\\!:1.6:beta6:*:*:*:*:*:*","matchCriteriaId":"EBC711DC-C790-4558-B305-A812EE2290B9"},{"vulnerable":true,"criteria":"cpe:2.3:a:joomla:joomla\\!:1.6:beta7:*:*:*:*:*:*","matchCriteriaId":"37DE1D53-EE34-4C2C-B2AD-3DD58254C874"},{"vulnerable":true,"criteria":"cpe:2.3:a:joomla:joomla\\!:1.6:beta8:*:*:*:*:*:*","matchCriteriaId":"9E11C49B-2A3E-4D52-BEFA-CDDB751E20AD"},{"vulnerable":true,"criteria":"cpe:2.3:a:joomla:joomla\\!:1.6:beta9:*:*:*:*:*:*","matchCriteriaId":"1D6CA7BE-DD88-4899-A284-C9E4F97F4005"},{"vulnerable":true,"criteria":"cpe:2.3:a:joomla:joomla\\!:1.6:rc1:*:*:*:*:*:*","matchCriteriaId":"2C686887-75D3-4682-AE61-245D10EEAADE"},{"vulnerable":true,"criteria":"cpe:2.3:a:joomla:joomla\\!:1.6.0:*:*:*:*:*:*:*","matchCriteriaId":"B15F42BC-7826-493B-8C5A-D70A7263DCB0"},{"vulnerable":true,"criteria":"cpe:2.3:a:joomla:joomla\\!:1.6.1:*:*:*:*:*:*:*","matchCriteriaId":"AAC6CF00-2D88-4B97-A496-DCBE1B4E9A00"}]}]}]},"legacy_mitre":{"record":{"CveYear":"2011","CveId":"2891","Ordinal":"1","Title":"CVE-2011-2891","CVE":"CVE-2011-2891","Year":"2011"},"notes":[{"CveYear":"2011","CveId":"2891","Ordinal":"1","NoteData":"Joomla! 1.6.x before 1.6.2 allows remote attackers to obtain sensitive information via an empty Itemid array parameter to index.php, which reveals the installation path in an error message, a different vulnerability than CVE-2011-2488.","Type":"Description","Title":"CVE-2011-2891"},{"CveYear":"2011","CveId":"2891","Ordinal":"2","NoteData":"2011-07-27","Type":"Other","Title":"Published"},{"CveYear":"2011","CveId":"2891","Ordinal":"3","NoteData":"2017-08-28","Type":"Other","Title":"Modified"}]}}}