{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2026-29053", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-03-03T17:50:11.244Z", "datePublished": "2026-03-05T05:51:41.166Z", "dateUpdated": "2026-03-05T15:29:27.533Z" }, "containers": { "cna": { "title": "Ghost Vulnerable to Remote Code Execution via Malicious Themes", "problemTypes": [ { "descriptions": [ { "cweId": "CWE-74", "lang": "en", "description": "CWE-74: Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')", "type": "CWE" } ] } ], "metrics": [ { "cvssV3_1": { "attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.7, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H", "version": "3.1" } } ], "references": [ { "name": "https://github.com/TryGhost/Ghost/security/advisories/GHSA-cgc2-rcrh-qr5x", "tags": [ "x_refsource_CONFIRM" ], "url": "https://github.com/TryGhost/Ghost/security/advisories/GHSA-cgc2-rcrh-qr5x" } ], "affected": [ { "vendor": "TryGhost", "product": "Ghost", "versions": [ { "version": ">= 0.7.2, < 6.19.1", "status": "affected" } ] } ], "providerMetadata": { "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-03-05T05:51:41.166Z" }, "descriptions": [ { "lang": "en", "value": "Ghost is a Node.js content management system. From version 0.7.2 to 6.19.0, specifically crafted malicious themes can execute arbitrary code on the server running Ghost. This issue has been patched in version 6.19.1." } ], "source": { "advisory": "GHSA-cgc2-rcrh-qr5x", "discovery": "UNKNOWN" } }, "adp": [ { "metrics": [ { "other": { "type": "ssvc", "content": { "timestamp": "2026-03-05T15:29:20.298955Z", "id": "CVE-2026-29053", "options": [ { "Exploitation": "none" }, { "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": "2026-03-05T15:29:27.533Z" } } ] } }