{"containers": {"cna": {"affected": [{"product": "Joomla! CMS", "vendor": "Joomla! Project", "versions": [{"status": "affected", "version": "3.0.0-3.9.26"}]}], "datePublic": "2021-05-25T00:00:00", "descriptions": [{"lang": "en", "value": "An issue was discovered in Joomla! 3.0.0 through 3.9.26. HTML was missing in the executable block list of MediaHelper::canUpload, leading to XSS attack vectors."}], "problemTypes": [{"descriptions": [{"description": "XSS", "lang": "en", "type": "text"}]}], "providerMetadata": {"orgId": "6ff30186-7fb7-4ad9-be33-533e7b05e586", "shortName": "Joomla", "dateUpdated": "2024-08-04T08:42:23.462Z"}, "references": [{"tags": ["x_refsource_MISC", "vendor-advisory"], "url": "https://developer.joomla.org/security-centre/852-20210501-core-adding-html-to-the-executable-block-list-of-mediahelper-canupload.html"}], "title": "[20210501] - Core - Adding HTML to the executable block list of MediaHelper::canUpload", "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "security@joomla.org", "DATE_PUBLIC": "2021-05-25T16:00:00", "ID": "CVE-2021-26032", "STATE": "PUBLIC", "TITLE": "[20210501] - Core - Adding HTML to the executable block list of MediaHelper::canUpload"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "Joomla! CMS", "version": {"version_data": [{"version_value": "3.0.0-3.9.26"}]}}]}, "vendor_name": "Joomla! Project"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "An issue was discovered in Joomla! 3.0.0 through 3.9.26. HTML was missing in the executable block list of MediaHelper::canUpload, leading to XSS attack vectors."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "XSS"}]}]}, "references": {"reference_data": [{"name": "https://developer.joomla.org/security-centre/852-20210501-core-adding-html-to-the-executable-block-list-of-mediahelper-canupload.html", "refsource": "MISC", "url": "https://developer.joomla.org/security-centre/852-20210501-core-adding-html-to-the-executable-block-list-of-mediahelper-canupload.html"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T20:19:19.570Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "vendor-advisory", "x_transferred"], "url": "https://developer.joomla.org/security-centre/852-20210501-core-adding-html-to-the-executable-block-list-of-mediahelper-canupload.html"}]}]}, "cveMetadata": {"assignerOrgId": "6ff30186-7fb7-4ad9-be33-533e7b05e586", "assignerShortName": "Joomla", "cveId": "CVE-2021-26032", "datePublished": "2021-05-26T10:22:33.982379Z", "dateReserved": "2021-01-25T00:00:00", "dateUpdated": "2024-09-17T04:24:33.536Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:joomla:joomla\\!:*:*:*:*:*:*:*:*", "matchCriteriaId": "61420841-4E11-4B1B-94A7-EFA3389B56CD", "versionEndIncluding": "3.9.26", "versionStartIncluding": "3.0.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "An issue was discovered in Joomla! 3.0.0 through 3.9.26. HTML was missing in the executable block list of MediaHelper::canUpload, leading to XSS attack vectors."}, {"lang": "es", "value": "Se detect\u00f3 un problema en Joomla! versiones 3.0.0 hasta 3.9.26. Falta HTML en la lista de bloqueo ejecutable de la funci\u00f3n MediaHelper::canUpload, conllevando a vectores de ataque de tipo XSS"}], "id": "CVE-2021-26032", "lastModified": "2021-05-28T16:19:32.827", "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": "2021-05-26T11:15:08.673", "references": [{"source": "security@joomla.org", "tags": ["Vendor Advisory"], "url": "https://developer.joomla.org/security-centre/852-20210501-core-adding-html-to-the-executable-block-list-of-mediahelper-canupload.html"}], "sourceIdentifier": "security@joomla.org", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-79"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{}