{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2025-53835", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2025-07-09T14:14:52.532Z", "datePublished": "2025-07-14T23:00:35.577Z", "dateUpdated": "2025-07-15T19:49:26.336Z"}, "containers": {"cna": {"title": "XWiki Rendering is vulnerable to XSS attacks through insecure XHTML syntax", "problemTypes": [{"descriptions": [{"cweId": "CWE-79", "lang": "en", "description": "CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')", "type": "CWE"}]}, {"descriptions": [{"cweId": "CWE-80", "lang": "en", "description": "CWE-80: Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS)", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.1, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H", "version": "3.1"}}], "references": [{"name": "https://github.com/xwiki/xwiki-rendering/security/advisories/GHSA-w3wh-g4m9-783p", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/xwiki/xwiki-rendering/security/advisories/GHSA-w3wh-g4m9-783p"}, {"name": "https://github.com/xwiki/xwiki-rendering/commit/a4ca31f99f524b9456c64150d6f375984aa81ea7", "tags": ["x_refsource_MISC"], "url": "https://github.com/xwiki/xwiki-rendering/commit/a4ca31f99f524b9456c64150d6f375984aa81ea7"}, {"name": "https://jira.xwiki.org/browse/XRENDERING-660", "tags": ["x_refsource_MISC"], "url": "https://jira.xwiki.org/browse/XRENDERING-660"}], "affected": [{"vendor": "xwiki", "product": "xwiki-rendering", "versions": [{"version": ">= 5.4.5, < 14.10", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2025-07-14T23:00:35.577Z"}, "descriptions": [{"lang": "en", "value": "XWiki Rendering is a generic rendering system that converts textual input in a given syntax (wiki syntax, HTML, etc) into another syntax (XHTML, etc). Starting in version 5.4.5 and prior to version 14.10, the XHTML syntax depended on the `xdom+xml/current` syntax which allows the creation of raw blocks that permit the insertion of arbitrary HTML content including JavaScript. This allows XSS attacks for users who can edit a document like their user profile (enabled by default). This has been fixed in version 14.10 by removing the dependency on the `xdom+xml/current` syntax from the XHTML syntax. Note that the `xdom+xml` syntax is still vulnerable to this attack. As it's main purpose is testing and its use is quite difficult, this syntax shouldn't be installed or used on a regular wiki. There are no known workarounds apart from upgrading."}], "source": {"advisory": "GHSA-w3wh-g4m9-783p", "discovery": "UNKNOWN"}}, "adp": [{"references": [{"url": "https://github.com/xwiki/xwiki-rendering/security/advisories/GHSA-w3wh-g4m9-783p", "tags": ["exploit"]}], "metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2025-07-15T13:25:17.313296Z", "id": "CVE-2025-53835", "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": "2025-07-15T19:49:26.336Z"}}]}}

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