8.7

CVE-2026-47759

TinyMCE Cross-Site Scripting (XSS) vulnerability using through data-mce- prefixed src, href, style attributes

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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Tiny ≫ Tinymce Version < 5.11.1
Tiny ≫ Tinymce Version >= 6.0.0 < 7.9.3
Tiny ≫ Tinymce Version >= 8.0.0 < 8.5.1
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.24% 0.146
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 5.4 2.3 2.7
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
security-advisories@github.com 8.7 2.3 5.8
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N
CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

https://github.com/tinymce/tinymce/security/advisories/GHSA-q742-qvgc-gc2f
Patch
Vendor Advisory
https://www.tiny.cloud/docs/tinymce/7/7.9.3-release-notes/#overview
Release Notes
https://www.tiny.cloud/docs/tinymce/8/8.5.1-release-notes/#overview
Release Notes