{"containers": {"cna": {"affected": [{"product": "Joomla! CMS", "vendor": "Joomla! Project", "versions": [{"status": "affected", "version": "2.5.0-3.9.27"}]}], "datePublic": "2021-07-06T00:00:00.000Z", "descriptions": [{"lang": "en", "value": "An issue was discovered in Joomla! 2.5.0 through 3.9.27. Install action in com_installer lack the required hardcoded ACL checks for superusers. A default system is not affected cause the default ACL for com_installer is limited to super users already."}], "problemTypes": [{"descriptions": [{"description": "CSRF", "lang": "en", "type": "text"}]}], "providerMetadata": {"orgId": "6ff30186-7fb7-4ad9-be33-533e7b05e586", "shortName": "Joomla", "dateUpdated": "2026-02-25T05:04:44.258Z"}, "references": [{"tags": ["x_refsource_MISC", "vendor-advisory"], "url": "https://developer.joomla.org/security-centre/859-20210704-core-privilege-escalation-through-com-installer.html"}], "title": "[20210704] - Core - Privilege escalation through com_installer", "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "security@joomla.org", "DATE_PUBLIC": "2021-07-06T16:00:00", "ID": "CVE-2021-26038", "STATE": "PUBLIC", "TITLE": "[20210704] - Core - Privilege escalation through com_installer"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "Joomla! CMS", "version": {"version_data": [{"version_value": "2.5.0-3.9.27"}]}}]}, "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! 2.5.0 through 3.9.27. Install action in com_installer lack the required hardcoded ACL checks for superusers. A default system is not affected cause the default ACL for com_installer is limited to super users already."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CSRF"}]}]}, "references": {"reference_data": [{"name": "https://developer.joomla.org/security-centre/859-20210704-core-privilege-escalation-through-com-installer.html", "refsource": "MISC", "url": "https://developer.joomla.org/security-centre/859-20210704-core-privilege-escalation-through-com-installer.html"}]}}, "x_generator": {"engine": "cvelib 1.8.0"}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T20:19:19.734Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "vendor-advisory", "x_transferred"], "url": "https://developer.joomla.org/security-centre/859-20210704-core-privilege-escalation-through-com-installer.html"}]}]}, "cveMetadata": {"assignerOrgId": "6ff30186-7fb7-4ad9-be33-533e7b05e586", "assignerShortName": "Joomla", "cveId": "CVE-2021-26038", "datePublished": "2021-07-07T10:12:47.940Z", "dateReserved": "2021-01-25T00:00:00.000Z", "dateUpdated": "2026-02-25T05:04:44.258Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.2"}

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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:joomla:joomla\\!:*:*:*:*:*:*:*:*", "matchCriteriaId": "31BEB895-09CF-45A6-B565-C573D3928728", "versionEndIncluding": "3.9.27", "versionStartIncluding": "2.5.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "An issue was discovered in Joomla! 2.5.0 through 3.9.27. Install action in com_installer lack the required hardcoded ACL checks for superusers. A default system is not affected cause the default ACL for com_installer is limited to super users already."}, {"lang": "es", "value": "Se ha detectado un problema en Joomla! versiones 2.5.0 hasta 3.9.27. La acci\u00f3n de instalaci\u00f3n en com_installer carece de las comprobaciones ACL embebidas requeridas para los superusuarios. Un sistema por defecto no est\u00e1 afectado porque la ACL por defecto para com_installer ya est\u00e1 limitada a los superusuarios"}], "id": "CVE-2021-26038", "lastModified": "2024-11-21T05:55:47.573", "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": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-07-07T11:15:08.700", "references": [{"source": "security@joomla.org", "tags": ["Vendor Advisory"], "url": "https://developer.joomla.org/security-centre/859-20210704-core-privilege-escalation-through-com-installer.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://developer.joomla.org/security-centre/859-20210704-core-privilege-escalation-through-com-installer.html"}], "sourceIdentifier": "security@joomla.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-754"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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