{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-55634", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-06-16T23:52:12.056Z", "datePublished": "2026-08-28T19:16:20.078Z", "dateUpdated": "2026-08-28T20:06:15.024Z"}, "containers": {"cna": {"title": "Pimcore: Remote Code Execution via DataObject Class-Definition Field Name", "problemTypes": [{"descriptions": [{"cweId": "CWE-89", "lang": "en", "description": "CWE-89: Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')", "type": "CWE"}]}, {"descriptions": [{"cweId": "CWE-94", "lang": "en", "description": "CWE-94: Improper Control of Generation of Code ('Code Injection')", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.9, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H", "version": "3.1"}}], "references": [{"name": "https://github.com/pimcore/pimcore/security/advisories/GHSA-9x44-4gxf-8c25", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/pimcore/pimcore/security/advisories/GHSA-9x44-4gxf-8c25"}, {"name": "https://github.com/pimcore/pimcore/pull/19183", "tags": ["x_refsource_MISC"], "url": "https://github.com/pimcore/pimcore/pull/19183"}, {"name": "https://github.com/pimcore/pimcore/commit/a4f8c3cfee58b7d5fe4873d67782eff58dae9b9d", "tags": ["x_refsource_MISC"], "url": "https://github.com/pimcore/pimcore/commit/a4f8c3cfee58b7d5fe4873d67782eff58dae9b9d"}, {"name": "https://github.com/advisories/GHSA-r2f4-ff2p-xc64", "tags": ["x_refsource_MISC"], "url": "https://github.com/advisories/GHSA-r2f4-ff2p-xc64"}, {"name": "https://github.com/pimcore/pimcore/releases/tag/v2026.1.6", "tags": ["x_refsource_MISC"], "url": "https://github.com/pimcore/pimcore/releases/tag/v2026.1.6"}], "affected": [{"vendor": "pimcore", "product": "pimcore", "versions": [{"version": "< 11.5.19", "status": "affected"}, {"version": ">= 12.0.0-RC1, < 12.3.10", "status": "affected"}, {"version": ">= 2026.1.0, < 2026.1.6", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-08-28T19:16:20.078Z"}, "descriptions": [{"lang": "en", "value": "Pimcore is an Open Source Data & Experience Management Platform. Prior to 11.5.19, 12.3.10, and 2026.1.6, the class-definition import endpoint /pimcore-studio/api/class/definition/configuration-view/detail/{id}/import accepts a DataObject field name that is emitted without an identifier allowlist by lib/DataObject/ClassBuilder/FieldDefinitionPropertiesBuilder.php into generated PHP properties and by models/DataObject/ClassDefinition/Helper/Dao.php into ALTER TABLE identifiers. An authenticated user with the objects permission can inject PHP syntax into the generated DataObject class, causing attacker-controlled code in generated var/classes/DataObject/.php files to run when an object of that class is instantiated, and can also inject SQL identifier content into schema-changing statements. The central models/DataObject/ClassDefinition/Data.php::setName() validation did not reject semicolons, braces, backticks, spaces, or other non-identifier characters. This issue is fixed in versions 11.5.19, 12.3.10, and 2026.1.6."}], "source": {"advisory": "GHSA-9x44-4gxf-8c25", "discovery": "UNKNOWN"}}, "adp": [{"references": [{"url": "https://github.com/advisories/GHSA-r2f4-ff2p-xc64", "tags": ["exploit"]}], "metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-08-28T20:06:04.514009Z", "id": "CVE-2026-55634", "options": [{"Exploitation": "poc"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-08-28T20:06:15.024Z"}}]}}

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{"affected": [{"affectedData": [{"product": "pimcore", "vendor": "pimcore", "versions": [{"status": "affected", "version": "< 11.5.19"}, {"status": "affected", "version": ">= 12.0.0-RC1, < 12.3.10"}, {"status": "affected", "version": ">= 2026.1.0, < 2026.1.6"}]}], "source": "security-advisories@github.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Pimcore is an Open Source Data & Experience Management Platform. Prior to 11.5.19, 12.3.10, and 2026.1.6, the class-definition import endpoint /pimcore-studio/api/class/definition/configuration-view/detail/{id}/import accepts a DataObject field name that is emitted without an identifier allowlist by lib/DataObject/ClassBuilder/FieldDefinitionPropertiesBuilder.php into generated PHP properties and by models/DataObject/ClassDefinition/Helper/Dao.php into ALTER TABLE identifiers. An authenticated user with the objects permission can inject PHP syntax into the generated DataObject class, causing attacker-controlled code in generated var/classes/DataObject/.php files to run when an object of that class is instantiated, and can also inject SQL identifier content into schema-changing statements. The central models/DataObject/ClassDefinition/Data.php::setName() validation did not reject semicolons, braces, backticks, spaces, or other non-identifier characters. This issue is fixed in versions 11.5.19, 12.3.10, and 2026.1.6."}], "id": "CVE-2026-55634", "lastModified": "2026-08-28T22:16:51.290", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.9, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.1, "impactScore": 6.0, "source": "security-advisories@github.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-55634", "options": [{"exploitation": "poc"}, {"automatable": "no"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2026-08-28T20:06:04.514009Z", "version": "2.0.3"}}]}, "published": "2026-08-28T20:18:29.627", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/advisories/GHSA-r2f4-ff2p-xc64"}, {"source": "security-advisories@github.com", "url": "https://github.com/pimcore/pimcore/commit/a4f8c3cfee58b7d5fe4873d67782eff58dae9b9d"}, {"source": "security-advisories@github.com", "url": "https://github.com/pimcore/pimcore/pull/19183"}, {"source": "security-advisories@github.com", "url": "https://github.com/pimcore/pimcore/releases/tag/v2026.1.6"}, {"source": "security-advisories@github.com", "url": "https://github.com/pimcore/pimcore/security/advisories/GHSA-9x44-4gxf-8c25"}, {"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "url": "https://github.com/advisories/GHSA-r2f4-ff2p-xc64"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-89"}, {"lang": "en", "value": "CWE-94"}], "source": "security-advisories@github.com", "type": "Secondary"}]}

{}

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