{"id":"CVE-2026-45162","state":"PUBLISHED","title":"Pimcore: Unsafe PHP Deserialization in Multiple Locations Without allowed_classes Restriction","description":"Pimcore is an Open Source Data & Experience Management Platform. Prior to 11.5.17 (LTS) and 12.3.7, multiple Pimcore locations call PHP's unserialize() on data from database columns and filesystem files without the allowed_classes restriction, including lib/Tool/Authentication.php, models/Site/Dao.php, models/DataObject/ClassDefinition/CustomLayout/Dao.php, models/Tool/TmpStore/Dao.php, models/Asset/WebDAV/Service.php, and admin-ui-classic-bundle/src/Helper/Dashboard.php, enabling object injection and remote code execution if an attacker can control the serialized data source. This issue is fixed in versions 11.5.17 (LTS) and 12.3.7.","publishedAt":"2026-07-17T18:50:19.924Z","updatedAt":"2026-07-17T23:15:31.060Z","severity":{"score":8,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H","source":"GitHub_M"},"assigner":"GitHub_M","products":["pimcore pimcore"],"affected":[{"vendor":"pimcore","product":"pimcore","versions":[{"version":"< 11.5.17","status":"affected"},{"version":">= 12.0.0, < 12.3.7","status":"affected"}]}],"references":["https://github.com/pimcore/pimcore/security/advisories/GHSA-36fc-7wjg-mfvj","https://github.com/pimcore/pimcore/pull/19119","https://github.com/pimcore/pimcore/commit/4788bf3a3a7f2f760a8fe61e522565941e154e1e","https://github.com/pimcore/pimcore/releases/tag/v12.3.7"],"weaknesses":["CWE-502"],"ingestedAt":"2026-10-29T20:12:07.131Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/45xxx/CVE-2026-45162.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-45162","state":"PUBLISHED","datePublished":"2026-07-17T18:50:19.924Z","dateUpdated":"2026-07-17T23:15:31.060Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2026-05-08T20:44:38.965Z"},"containers":{"cna":{"title":"Pimcore: Unsafe PHP Deserialization in Multiple Locations Without allowed_classes Restriction","descriptions":[{"lang":"en","value":"Pimcore is an Open Source Data & Experience Management Platform. Prior to 11.5.17 (LTS) and 12.3.7, multiple Pimcore locations call PHP's unserialize() on data from database columns and filesystem files without the allowed_classes restriction, including lib/Tool/Authentication.php, models/Site/Dao.php, models/DataObject/ClassDefinition/CustomLayout/Dao.php, models/Tool/TmpStore/Dao.php, models/Asset/WebDAV/Service.php, and admin-ui-classic-bundle/src/Helper/Dashboard.php, enabling object injection and remote code execution if an attacker can control the serialized data source. This issue is fixed in versions 11.5.17 (LTS) and 12.3.7."}],"affected":[{"vendor":"pimcore","product":"pimcore","versions":[{"version":"< 11.5.17","status":"affected"},{"version":">= 12.0.0, < 12.3.7","status":"affected"}]}],"references":[{"url":"https://github.com/pimcore/pimcore/security/advisories/GHSA-36fc-7wjg-mfvj","name":"https://github.com/pimcore/pimcore/security/advisories/GHSA-36fc-7wjg-mfvj","tags":["x_refsource_CONFIRM"]},{"url":"https://github.com/pimcore/pimcore/pull/19119","name":"https://github.com/pimcore/pimcore/pull/19119","tags":["x_refsource_MISC"]},{"url":"https://github.com/pimcore/pimcore/commit/4788bf3a3a7f2f760a8fe61e522565941e154e1e","name":"https://github.com/pimcore/pimcore/commit/4788bf3a3a7f2f760a8fe61e522565941e154e1e","tags":["x_refsource_MISC"]},{"url":"https://github.com/pimcore/pimcore/releases/tag/v12.3.7","name":"https://github.com/pimcore/pimcore/releases/tag/v12.3.7","tags":["x_refsource_MISC"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":8,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"HIGH","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-502","lang":"en","description":"CWE-502: Deserialization of Untrusted Data","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2026-07-17T18:50:19.924Z"},"source":{"advisory":"GHSA-36fc-7wjg-mfvj","discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-07-17T20:17:24.872137Z","id":"CVE-2026-45162","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-07-17T23:15:31.060Z"}}]}}}