{"api_version":"1","generated_at":"2026-07-23T04:48:30+00:00","cve":"CVE-2011-4558","urls":{"html":"https://cve.report/CVE-2011-4558","api":"https://cve.report/api/cve/CVE-2011-4558.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2011-4558","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2011-4558"},"summary":{"title":"CVE-2011-4558","description":"Tiki 8.2 and earlier allows remote administrators to execute arbitrary PHP code via crafted input to the regexres and regex parameters.","state":"PUBLIC","assigner":"cve@mitre.org","published_at":"2020-01-27 15:15:00","updated_at":"2020-01-30 16:17:00"},"problem_types":["CWE-74"],"metrics":[],"references":[{"url":"https://packetstormsecurity.com/files/108111/Tiki-Wiki-CMS-Groupware-8.2-Code-Injection.html","name":"https://packetstormsecurity.com/files/108111/Tiki-Wiki-CMS-Groupware-8.2-Code-Injection.html","refsource":"MISC","tags":["Exploit","Third Party Advisory","VDB Entry"],"title":"Tiki Wiki CMS Groupware 8.2 Code Injection ≈ Packet Storm","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.cve.org/CVERecord?id=CVE-2011-4558","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2011-4558","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2011","cve_id":"4558","vulnerable":"1","versionEndIncluding":"8.2","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"tiki","cpe5":"tiki","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"CVE_data_meta":{"ASSIGNER":"cve@mitre.org","ID":"CVE-2011-4558","STATE":"PUBLIC"},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"Tiki 8.2 and earlier allows remote administrators to execute arbitrary PHP code via crafted input to the regexres and regex parameters."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"n/a","version":{"version_data":[{"version_value":"n/a"}]}}]},"vendor_name":"n/a"}]}},"references":{"reference_data":[{"refsource":"MISC","name":"https://packetstormsecurity.com/files/108111/Tiki-Wiki-CMS-Groupware-8.2-Code-Injection.html","url":"https://packetstormsecurity.com/files/108111/Tiki-Wiki-CMS-Groupware-8.2-Code-Injection.html"}]}},"nvd":{"publishedDate":"2020-01-27 15:15:00","lastModifiedDate":"2020-01-30 16:17:00","problem_types":["CWE-74"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"HIGH","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","baseScore":7.2,"baseSeverity":"HIGH"},"exploitabilityScore":1.2,"impactScore":5.9},"baseMetricV2":{"cvssV2":{"version":"2.0","vectorString":"AV:N/AC:M/Au:S/C:P/I:P/A:P","accessVector":"NETWORK","accessComplexity":"MEDIUM","authentication":"SINGLE","confidentialityImpact":"PARTIAL","integrityImpact":"PARTIAL","availabilityImpact":"PARTIAL","baseScore":6},"severity":"MEDIUM","exploitabilityScore":6.8,"impactScore":6.4,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:tiki:tiki:*:*:*:*:*:*:*:*","versionEndIncluding":"8.2","cpe_name":[]}]}]}},"legacy_mitre":{"record":{"CveYear":"2011","CveId":"4558","Ordinal":"52086","Title":"CVE-2011-4558","CVE":"CVE-2011-4558","Year":"2011"},"notes":[{"CveYear":"2011","CveId":"4558","Ordinal":"1","NoteData":"Tiki 8.2 and earlier allows remote administrators to execute arbitrary PHP code via crafted input to the regexres and regex parameters.","Type":"Description","Title":null},{"CveYear":"2011","CveId":"4558","Ordinal":"2","NoteData":"2020-01-27","Type":"Other","Title":"Published"},{"CveYear":"2011","CveId":"4558","Ordinal":"3","NoteData":"2020-01-27","Type":"Other","Title":"Modified"}]}}}