{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-63001", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-07-14T23:10:57.032Z", "datePublished": "2026-09-23T14:03:12.137Z", "dateUpdated": "2026-09-23T19:45:21.599Z"}, "containers": {"cna": {"title": "REDAXO: Stored XSS via Unescaped Media Manager Type Name in `mediaIsInUse()`", "problemTypes": [{"descriptions": [{"cweId": "CWE-79", "lang": "en", "description": "CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 4.8, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "HIGH", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N", "version": "3.1"}}], "references": [{"name": "https://github.com/redaxo/core/security/advisories/GHSA-mf2p-wjp4-99pq", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/redaxo/core/security/advisories/GHSA-mf2p-wjp4-99pq"}, {"name": "https://github.com/redaxo/core/pull/6581", "tags": ["x_refsource_MISC"], "url": "https://github.com/redaxo/core/pull/6581"}, {"name": "https://github.com/redaxo/core/commit/2daaa3a30570bc76a82f63fd21fb8c9c2cd5dc7c", "tags": ["x_refsource_MISC"], "url": "https://github.com/redaxo/core/commit/2daaa3a30570bc76a82f63fd21fb8c9c2cd5dc7c"}, {"name": "https://github.com/redaxo/core/releases/tag/5.21.2", "tags": ["x_refsource_MISC"], "url": "https://github.com/redaxo/core/releases/tag/5.21.2"}], "affected": [{"vendor": "redaxo", "product": "core", "versions": [{"version": "< 5.21.2", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-09-23T14:03:12.137Z"}, "descriptions": [{"lang": "en", "value": "REDAXO is a PHP-based content management system. Prior to 5.21.2, the mediaIsInUse() handler in redaxo/src/addons/media_manager/lib/media_manager.php inserts a Media Manager type name into raw backend warning HTML without escaping it when invoked through MEDIA_IS_IN_USE. An administrator with Media Manager access can store HTML in a type name, and the payload executes in another administrator's browser when that administrator tries to delete media referenced by the type's effects, enabling session theft or unauthorized backend actions. This issue is fixed in version 5.21.2."}], "source": {"advisory": "GHSA-mf2p-wjp4-99pq", "discovery": "UNKNOWN"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-09-23T18:17:12.653764Z", "id": "CVE-2026-63001", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-09-23T19:45:21.599Z"}}]}}

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{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,5.21.2)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "core", "source": "cna", "vendor": "redaxo"}, "product": "core", "vendor": "redaxo"}], "created": "2026-09-23T16:00:08.478436+00:00", "updated": "2026-09-23T16:15:05.894365+00:00", "vendors": ["redaxo", "redaxo$PRODUCT$core"]}