{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-47759","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","state":"PUBLISHED","assignerShortName":"GitHub_M","dateReserved":"2026-05-19T22:36:16.881Z","datePublished":"2026-05-28T15:20:11.242Z","dateUpdated":"2026-05-28T15:20:11.242Z"},"containers":{"cna":{"title":"TinyMCE Cross-Site Scripting (XSS) vulnerability using through data-mce- prefixed src, href, style attributes","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":8.7,"baseSeverity":"HIGH","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:N","version":"3.1"}}],"references":[{"name":"https://github.com/tinymce/tinymce/security/advisories/GHSA-q742-qvgc-gc2f","tags":["x_refsource_CONFIRM"],"url":"https://github.com/tinymce/tinymce/security/advisories/GHSA-q742-qvgc-gc2f"},{"name":"https://www.tiny.cloud/docs/tinymce/7/7.9.3-release-notes/#overview","tags":["x_refsource_MISC"],"url":"https://www.tiny.cloud/docs/tinymce/7/7.9.3-release-notes/#overview"},{"name":"https://www.tiny.cloud/docs/tinymce/8/8.5.1-release-notes/#overview","tags":["x_refsource_MISC"],"url":"https://www.tiny.cloud/docs/tinymce/8/8.5.1-release-notes/#overview"}],"affected":[{"vendor":"tinymce","product":"tinymce","versions":[{"version":"< 5.11.1","status":"affected"},{"version":">= 6.0.0, <= 6.8.6","status":"affected"},{"version":">= 7.0.0, < 7.9.3","status":"affected"},{"version":">= 8.0.0, < 8.5.1","status":"affected"}]}],"providerMetadata":{"orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","shortName":"GitHub_M","dateUpdated":"2026-05-28T15:20:11.242Z"},"descriptions":[{"lang":"en","value":"TinyMCE is an open source rich text editor. Prior to 5.11.1, 7.9.3, and 8.5.1, there is a stored XSS vulnerability via unsanitized data-mce-* attributes (data-mce-href, data-mce-src, data-mce-style). Allows attackers to inject malicious values that override safe attributes during serialization, bypassing validation. This vulnerability is fixed in 5.11.1, 7.9.3, and 8.5.1."}],"source":{"advisory":"GHSA-q742-qvgc-gc2f","discovery":"UNKNOWN"}}}}