CVE-2021-24556

{"containers": {"cna": {"affected": [{"product": "Email Subscriber", "vendor": "Unknown", "versions": [{"lessThanOrEqual": "1.1", "status": "affected", "version": "1.1", "versionType": "custom"}]}], "credits": [{"lang": "en", "value": "Shreya Pohekar of Codevigilant Project"}], "descriptions": [{"lang": "en", "value": "The kento_email_subscriber_ajax AJAX action of the Email Subscriber WordPress plugin through 1.1, does not properly sanitise, validate and escape the submitted subscribe_email and subscribe_name POST parameters, inserting them in the DB and then outputting them back in the Subscriber list (/wp-admin/edit.php?post_type=kes_campaign&page=kento_email_subscriber_list_settings), leading a Stored XSS issue."}], "problemTypes": [{"descriptions": [{"cweId": "CWE-79", "description": "CWE-79 Cross-site Scripting (XSS)", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2021-08-23T11:10:10.000Z", "orgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81", "shortName": "WPScan"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://wpscan.com/vulnerability/f050aedc-f79f-4b27-acac-0cdb33b25af8"}, {"tags": ["x_refsource_MISC"], "url": "https://codevigilant.com/disclosure/2021/wp-plugin-email-subscriber/"}], "source": {"discovery": "UNKNOWN"}, "title": "Email Subscriber <= 1.1 - Unauthenticated Stored Cross-Site Scripting (XSS)", "x_generator": "WPScan CVE Generator", "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "contact@wpscan.com", "ID": "CVE-2021-24556", "STATE": "PUBLIC", "TITLE": "Email Subscriber <= 1.1 - Unauthenticated Stored Cross-Site Scripting (XSS)"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "Email Subscriber", "version": {"version_data": [{"version_affected": "<=", "version_name": "1.1", "version_value": "1.1"}]}}]}, "vendor_name": "Unknown"}]}}, "credit": [{"lang": "eng", "value": "Shreya Pohekar of Codevigilant Project"}], "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "The kento_email_subscriber_ajax AJAX action of the Email Subscriber WordPress plugin through 1.1, does not properly sanitise, validate and escape the submitted subscribe_email and subscribe_name POST parameters, inserting them in the DB and then outputting them back in the Subscriber list (/wp-admin/edit.php?post_type=kes_campaign&page=kento_email_subscriber_list_settings), leading a Stored XSS issue."}]}, "generator": "WPScan CVE Generator", "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-79 Cross-site Scripting (XSS)"}]}]}, "references": {"reference_data": [{"name": "https://wpscan.com/vulnerability/f050aedc-f79f-4b27-acac-0cdb33b25af8", "refsource": "MISC", "url": "https://wpscan.com/vulnerability/f050aedc-f79f-4b27-acac-0cdb33b25af8"}, {"name": "https://codevigilant.com/disclosure/2021/wp-plugin-email-subscriber/", "refsource": "MISC", "url": "https://codevigilant.com/disclosure/2021/wp-plugin-email-subscriber/"}]}, "source": {"discovery": "UNKNOWN"}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T19:35:20.064Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://wpscan.com/vulnerability/f050aedc-f79f-4b27-acac-0cdb33b25af8"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://codevigilant.com/disclosure/2021/wp-plugin-email-subscriber/"}]}]}, "cveMetadata": {"assignerOrgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81", "assignerShortName": "WPScan", "cveId": "CVE-2021-24556", "datePublished": "2021-08-23T11:10:10.000Z", "dateReserved": "2021-01-14T00:00:00.000Z", "dateUpdated": "2024-08-03T19:35:20.064Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"affected": [{"affectedData": [{"product": "Email Subscriber", "vendor": "Unknown", "versions": [{"lessThanOrEqual": "1.1", "status": "affected", "version": "1.1", "versionType": "custom"}]}], "source": "contact@wpscan.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:email-subscriber_project:email-subscriber:*:*:*:*:*:wordpress:*:*", "matchCriteriaId": "39909212-BE3F-47CF-9A66-981A0E8C340D", "versionEndIncluding": "1.1", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The kento_email_subscriber_ajax AJAX action of the Email Subscriber WordPress plugin through 1.1, does not properly sanitise, validate and escape the submitted subscribe_email and subscribe_name POST parameters, inserting them in the DB and then outputting them back in the Subscriber list (/wp-admin/edit.php?post_type=kes_campaign&page=kento_email_subscriber_list_settings), leading a Stored XSS issue."}, {"lang": "es", "value": "La acci\u00f3n kento_email_subscriber_ajax del plugin de WordPress Email Subscriber versiones hasta 1.1, no sanea, comprueba y escapa los par\u00e1metros POST subscribe_email y subscribe_name enviados, insert\u00e1ndolos en la base de datos y devolvi\u00e9ndolos a la lista de Suscriptores (/wp-admin/edit.php?post_type=kes_campaign&amp;page=kento_email_subscriber_list_settings), conllevando a un problema de tipo XSS almacenado."}], "id": "CVE-2021-24556", "lastModified": "2026-06-17T03:40:13.867", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 4.3, "confidentialityImpact": "NONE", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": true}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.1, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 2.7, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-08-23T12:15:09.957", "references": [{"source": "contact@wpscan.com", "tags": ["Exploit", "Third Party Advisory"], "url": "https://codevigilant.com/disclosure/2021/wp-plugin-email-subscriber/"}, {"source": "contact@wpscan.com", "tags": ["Exploit", "Third Party Advisory"], "url": "https://wpscan.com/vulnerability/f050aedc-f79f-4b27-acac-0cdb33b25af8"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory"], "url": "https://codevigilant.com/disclosure/2021/wp-plugin-email-subscriber/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory"], "url": "https://wpscan.com/vulnerability/f050aedc-f79f-4b27-acac-0cdb33b25af8"}], "sourceIdentifier": "contact@wpscan.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-79"}], "source": "contact@wpscan.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-79"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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