{"api_version":"1","generated_at":"2026-07-23T20:58:30+00:00","cve":"CVE-2021-24356","urls":{"html":"https://cve.report/CVE-2021-24356","api":"https://cve.report/api/cve/CVE-2021-24356.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2021-24356","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-24356"},"summary":{"title":"CVE-2021-24356","description":"In the Simple 301 Redirects by BetterLinks WordPress plugin before 2.0.4, a lack of capability checks and insufficient nonce check on the AJAX action, simple301redirects/admin/activate_plugin, made it possible for authenticated users to activate arbitrary plugins installed on vulnerable sites.","state":"PUBLIC","assigner":"contact@wpscan.com","published_at":"2021-06-14 14:15:00","updated_at":"2022-12-09 16:02:00"},"problem_types":["CWE-862"],"metrics":[],"references":[{"url":"https://www.wordfence.com/blog/2021/05/severe-vulnerabilities-patched-in-simple-301-redirects-by-betterlinks-plugin/","name":"https://www.wordfence.com/blog/2021/05/severe-vulnerabilities-patched-in-simple-301-redirects-by-betterlinks-plugin/","refsource":"MISC","tags":[],"title":"Severe Vulnerabilities Patched in Simple 301 Redirects by BetterLinks Plugin","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://wpscan.com/vulnerability/be356530-5e00-4f27-8177-b80f3c1ae6e8","name":"https://wpscan.com/vulnerability/be356530-5e00-4f27-8177-b80f3c1ae6e8","refsource":"CONFIRM","tags":[],"title":"Attention Required! | Cloudflare","mime":"text/html","httpstatus":"403","archivestatus":"404"},{"url":"https://www.cve.org/CVERecord?id=CVE-2021-24356","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-24356","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[{"source":"LEGACY","value":"Chloe Chamberland","lang":""}],"nvd_cpes":[{"cve_year":"2021","cve_id":"24356","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"wpdeveloper","cpe5":"simple_301_redirects","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"wordpress","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"CVE_data_meta":{"ID":"CVE-2021-24356","ASSIGNER":"contact@wpscan.com","STATE":"PUBLIC","TITLE":"Simple 301 Redirects by BetterLinks - 2.0.0 – 2.0.3 - Arbitrary Plugin Activation"},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","generator":"WPScan CVE Generator","affects":{"vendor":{"vendor_data":[{"vendor_name":"Unknown","product":{"product_data":[{"product_name":"Simple 301 Redirects by BetterLinks","version":{"version_data":[{"version_affected":">=","version_name":"2.0.0","version_value":"2.0.0"},{"version_affected":"<","version_name":"2.0.4","version_value":"2.0.4"}]}}]}}]}},"description":{"description_data":[{"lang":"eng","value":"In the Simple 301 Redirects by BetterLinks WordPress plugin before 2.0.4, a lack of capability checks and insufficient nonce check on the AJAX action, simple301redirects/admin/activate_plugin, made it possible for authenticated users to activate arbitrary plugins installed on vulnerable sites."}]},"references":{"reference_data":[{"refsource":"MISC","url":"https://www.wordfence.com/blog/2021/05/severe-vulnerabilities-patched-in-simple-301-redirects-by-betterlinks-plugin/","name":"https://www.wordfence.com/blog/2021/05/severe-vulnerabilities-patched-in-simple-301-redirects-by-betterlinks-plugin/"},{"refsource":"CONFIRM","url":"https://wpscan.com/vulnerability/be356530-5e00-4f27-8177-b80f3c1ae6e8","name":"https://wpscan.com/vulnerability/be356530-5e00-4f27-8177-b80f3c1ae6e8"}]},"problemtype":{"problemtype_data":[{"description":[{"value":"CWE-862 Missing Authorization","lang":"eng"}]}]},"credit":[{"lang":"eng","value":"Chloe Chamberland"}],"source":{"discovery":"UNKNOWN"}},"nvd":{"publishedDate":"2021-06-14 14:15:00","lastModifiedDate":"2022-12-09 16:02:00","problem_types":["CWE-862"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","baseScore":8.8,"baseSeverity":"HIGH"},"exploitabilityScore":2.8,"impactScore":5.9},"baseMetricV2":{"cvssV2":{"version":"2.0","vectorString":"AV:N/AC:L/Au:S/C:P/I:P/A:P","accessVector":"NETWORK","accessComplexity":"LOW","authentication":"SINGLE","confidentialityImpact":"PARTIAL","integrityImpact":"PARTIAL","availabilityImpact":"PARTIAL","baseScore":6.5},"severity":"MEDIUM","exploitabilityScore":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:wpdeveloper:simple_301_redirects:*:*:*:*:*:wordpress:*:*","versionStartIncluding":"2.0.0","versionEndExcluding":"2.0.4","cpe_name":[]}]}]}},"legacy_mitre":{"record":{"CveYear":"2021","CveId":"24356","Ordinal":"199118","Title":"CVE-2021-24356","CVE":"CVE-2021-24356","Year":"2021"},"notes":[{"CveYear":"2021","CveId":"24356","Ordinal":"1","NoteData":"In the Simple 301 Redirects by BetterLinks WordPress plugin before 2.0.4, a lack of capability checks and insufficient nonce check on the AJAX action, simple301redirects/admin/activate_plugin, made it possible for authenticated users to activate arbitrary plugins installed on vulnerable sites.","Type":"Description","Title":null},{"CveYear":"2021","CveId":"24356","Ordinal":"2","NoteData":"2021-06-14","Type":"Other","Title":"Published"},{"CveYear":"2021","CveId":"24356","Ordinal":"3","NoteData":"2021-06-14","Type":"Other","Title":"Modified"}]}}}