{"containers": {"cna": {"affected": [{"product": "Fathom Analytics", "vendor": "Fathom Analytics", "versions": [{"lessThanOrEqual": "3.0.4", "status": "affected", "version": "3.0.4", "versionType": "custom"}]}], "credits": [{"lang": "en", "value": "Jos\u00e9 Aguilera"}], "datePublic": "2021-12-08T00:00:00.000Z", "descriptions": [{"lang": "en", "value": "The Fathom Analytics WordPress plugin is vulnerable to Stored Cross-Site Scripting due to insufficient input validation and escaping via the $site_id parameter found in the ~/fathom-analytics.php file which allowed attackers with administrative user access to inject arbitrary web scripts, in versions up to and including 3.0.4. This affects multi-site installations where unfiltered_html is disabled for administrators, and sites where unfiltered_html is disabled."}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 4.8, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "HIGH", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N", "version": "3.1"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-79", "description": "CWE-79 Cross-site Scripting (XSS)", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2021-12-14T15:50:10.000Z", "orgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599", "shortName": "Wordfence"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://www.wordfence.com/vulnerability-advisories/#CVE-2021-41836"}, {"tags": ["x_refsource_MISC"], "url": "https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2641005%40fathom-analytics&new=2641005%40fathom-analytics&sfp_email=&sfph_mail="}], "solutions": [{"lang": "en", "value": "Update to version 3.0.5, or newer."}], "source": {"discovery": "EXTERNAL"}, "title": "Fathom Analytics <= 3.0.4 Authenticated Stored Cross-Site Scripting", "x_generator": {"engine": "Vulnogram 0.0.9"}, "x_legacyV4Record": {"CVE_data_meta": {"AKA": "Wordfence", "ASSIGNER": "security@wordfence.com", "DATE_PUBLIC": "2021-12-08T13:23:00.000Z", "ID": "CVE-2021-41836", "STATE": "PUBLIC", "TITLE": "Fathom Analytics <= 3.0.4 Authenticated Stored Cross-Site Scripting"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "Fathom Analytics", "version": {"version_data": [{"version_affected": "<=", "version_name": "3.0.4", "version_value": "3.0.4"}]}}]}, "vendor_name": "Fathom Analytics"}]}}, "credit": [{"lang": "eng", "value": "Jos\u00e9 Aguilera"}], "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "The Fathom Analytics WordPress plugin is vulnerable to Stored Cross-Site Scripting due to insufficient input validation and escaping via the $site_id parameter found in the ~/fathom-analytics.php file which allowed attackers with administrative user access to inject arbitrary web scripts, in versions up to and including 3.0.4. This affects multi-site installations where unfiltered_html is disabled for administrators, and sites where unfiltered_html is disabled."}]}, "generator": {"engine": "Vulnogram 0.0.9"}, "impact": {"cvss": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 4.8, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "HIGH", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N", "version": "3.1"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-79 Cross-site Scripting (XSS)"}]}]}, "references": {"reference_data": [{"name": "https://www.wordfence.com/vulnerability-advisories/#CVE-2021-41836", "refsource": "MISC", "url": "https://www.wordfence.com/vulnerability-advisories/#CVE-2021-41836"}, {"name": "https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2641005%40fathom-analytics&new=2641005%40fathom-analytics&sfp_email=&sfph_mail=", "refsource": "MISC", "url": "https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2641005%40fathom-analytics&new=2641005%40fathom-analytics&sfp_email=&sfph_mail="}]}, "solution": [{"lang": "en", "value": "Update to version 3.0.5, or newer."}], "source": {"discovery": "EXTERNAL"}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T03:22:24.913Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://www.wordfence.com/vulnerability-advisories/#CVE-2021-41836"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2641005%40fathom-analytics&new=2641005%40fathom-analytics&sfp_email=&sfph_mail="}]}, {"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2025-02-10T14:55:07.639655Z", "id": "CVE-2021-41836", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-02-10T14:55:13.698Z"}}]}, "cveMetadata": {"assignerOrgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599", "assignerShortName": "Wordfence", "cveId": "CVE-2021-41836", "datePublished": "2021-12-14T15:50:10.933Z", "dateReserved": "2021-12-03T00:00:00.000Z", "dateUpdated": "2025-02-10T14:55:13.698Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CVE Program Container", "references": [{"url": "https://www.wordfence.com/vulnerability-advisories/#CVE-2021-41836", "tags": ["x_refsource_MISC", "x_transferred"]}, {"url": "https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2641005%40fathom-analytics&new=2641005%40fathom-analytics&sfp_email=&sfph_mail=", "tags": ["x_refsource_MISC", "x_transferred"]}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T03:22:24.913Z"}}, {"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2021-41836", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2025-02-10T14:55:07.639655Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-02-10T14:55:02.714Z"}}], "cna": {"title": "Fathom Analytics <= 3.0.4 Authenticated Stored Cross-Site Scripting", "source": {"discovery": "EXTERNAL"}, "credits": [{"lang": "en", "value": "Jos\u00e9 Aguilera"}], "metrics": [{"cvssV3_1": {"scope": "CHANGED", "version": "3.1", "baseScore": 4.8, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "HIGH", "confidentialityImpact": "LOW"}}], "affected": [{"vendor": "Fathom Analytics", "product": "Fathom Analytics", "versions": [{"status": "affected", "version": "3.0.4", "versionType": "custom", "lessThanOrEqual": "3.0.4"}]}], "solutions": [{"lang": "en", "value": "Update to version 3.0.5, or newer."}], "datePublic": "2021-12-08T00:00:00.000Z", "references": [{"url": "https://www.wordfence.com/vulnerability-advisories/#CVE-2021-41836", "tags": ["x_refsource_MISC"]}, {"url": "https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2641005%40fathom-analytics&new=2641005%40fathom-analytics&sfp_email=&sfph_mail=", "tags": ["x_refsource_MISC"]}], "x_generator": {"engine": "Vulnogram 0.0.9"}, "descriptions": [{"lang": "en", "value": "The Fathom Analytics WordPress plugin is vulnerable to Stored Cross-Site Scripting due to insufficient input validation and escaping via the $site_id parameter found in the ~/fathom-analytics.php file which allowed attackers with administrative user access to inject arbitrary web scripts, in versions up to and including 3.0.4. This affects multi-site installations where unfiltered_html is disabled for administrators, and sites where unfiltered_html is disabled."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-79", "description": "CWE-79 Cross-site Scripting (XSS)"}]}], "providerMetadata": {"orgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599", "shortName": "Wordfence", "dateUpdated": "2021-12-14T15:50:10.000Z"}, "x_legacyV4Record": {"credit": [{"lang": "eng", "value": "Jos\u00e9 Aguilera"}], "impact": {"cvss": {"scope": "CHANGED", "version": "3.1", "baseScore": 4.8, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "HIGH", "confidentialityImpact": "LOW"}}, "source": {"discovery": "EXTERNAL"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"version": {"version_data": [{"version_name": "3.0.4", "version_value": "3.0.4", "version_affected": "<="}]}, "product_name": "Fathom Analytics"}]}, "vendor_name": "Fathom Analytics"}]}}, "solution": [{"lang": "en", "value": "Update to version 3.0.5, or newer."}], "data_type": "CVE", "generator": {"engine": "Vulnogram 0.0.9"}, "references": {"reference_data": [{"url": "https://www.wordfence.com/vulnerability-advisories/#CVE-2021-41836", "name": "https://www.wordfence.com/vulnerability-advisories/#CVE-2021-41836", "refsource": "MISC"}, {"url": "https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2641005%40fathom-analytics&new=2641005%40fathom-analytics&sfp_email=&sfph_mail=", "name": "https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2641005%40fathom-analytics&new=2641005%40fathom-analytics&sfp_email=&sfph_mail=", "refsource": "MISC"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "eng", "value": "The Fathom Analytics WordPress plugin is vulnerable to Stored Cross-Site Scripting due to insufficient input validation and escaping via the $site_id parameter found in the ~/fathom-analytics.php file which allowed attackers with administrative user access to inject arbitrary web scripts, in versions up to and including 3.0.4. This affects multi-site installations where unfiltered_html is disabled for administrators, and sites where unfiltered_html is disabled."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-79 Cross-site Scripting (XSS)"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2021-41836", "AKA": "Wordfence", "STATE": "PUBLIC", "TITLE": "Fathom Analytics <= 3.0.4 Authenticated Stored Cross-Site Scripting", "ASSIGNER": "security@wordfence.com", "DATE_PUBLIC": "2021-12-08T13:23:00.000Z"}}}}, "cveMetadata": {"cveId": "CVE-2021-41836", "state": "PUBLISHED", "dateUpdated": "2025-02-10T14:55:13.698Z", "dateReserved": "2021-12-03T00:00:00.000Z", "assignerOrgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599", "datePublished": "2021-12-14T15:50:10.933Z", "assignerShortName": "Wordfence"}, "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:conva:fathom_analytics:*:*:*:*:*:wordpress:*:*", "matchCriteriaId": "78CD5495-7615-47A1-87D4-9542401FBDBE", "versionEndIncluding": "3.0.4", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "The Fathom Analytics WordPress plugin is vulnerable to Stored Cross-Site Scripting due to insufficient input validation and escaping via the $site_id parameter found in the ~/fathom-analytics.php file which allowed attackers with administrative user access to inject arbitrary web scripts, in versions up to and including 3.0.4. This affects multi-site installations where unfiltered_html is disabled for administrators, and sites where unfiltered_html is disabled."}, {"lang": "es", "value": "El plugin Fathom Analytics de WordPress es vulnerable a un ataque de tipo Cross-Site Scripting Almacenado debido a la insuficiente comprobaci\u00f3n de entrada y escape por medio del par\u00e1metro $site_id encontrado en el archivo ~/fathom-analytics.php que permite a atacantes con acceso de usuario administrativo inyectar scripts web arbitrarios, en versiones hasta la 3.0.4 incluy\u00e9ndola. Esto afecta a las instalaciones multisitio en las que unfiltered_html est\u00e1 deshabilitado para los administradores, y a los sitios en los que unfiltered_html est\u00e1 deshabilitado"}], "id": "CVE-2021-41836", "lastModified": "2024-11-21T06:26:51.183", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "LOW", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "NONE", "baseScore": 3.5, "confidentialityImpact": "NONE", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:M/Au:S/C:N/I:P/A:N", "version": "2.0"}, "exploitabilityScore": 6.8, "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": 4.8, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "HIGH", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 1.7, "impactScore": 2.7, "source": "security@wordfence.com", "type": "Secondary"}]}, "published": "2021-12-14T16:15:09.147", "references": [{"source": "security@wordfence.com", "tags": ["Patch", "Third Party Advisory"], "url": "https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2641005%40fathom-analytics&new=2641005%40fathom-analytics&sfp_email=&sfph_mail="}, {"source": "security@wordfence.com", "tags": ["Third Party Advisory"], "url": "https://www.wordfence.com/vulnerability-advisories/#CVE-2021-41836"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Third Party Advisory"], "url": "https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2641005%40fathom-analytics&new=2641005%40fathom-analytics&sfp_email=&sfph_mail="}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://www.wordfence.com/vulnerability-advisories/#CVE-2021-41836"}], "sourceIdentifier": "security@wordfence.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-79"}], "source": "security@wordfence.com", "type": "Secondary"}]}

{}