CVE-2026-47762CWE-79cross-site-scripting

CVE-2026-47762

High · published May 28, 2026

CVSS v3.1
8.7
EPSS
0%
Percentile
19.6
In the wild
Unconfirmed
What it is

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 forged mce:protected comments. Allows attackers to bypass sanitization and inject scripts that execute when content is restored. Impacts users who utilize the protect option. This vulnerability is fixed in 5.11.1, 7.9.3, and 8.5.1.

The record
Technical detail
CVSS v3.1
8.7 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N
CVSS v4.0
Not supplied
EPSS
0.00281 · 19.6th percentile
Weakness
CWE-79 · Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Published
2026-05-28T20:16Z
Affected products (3)
ProductVersionsFixed in
tiny/tinymce< 5.11.15.11.1
tiny/tinymce≥ 6.0.0, < 7.9.37.9.3
tiny/tinymce≥ 8.0.0, < 8.5.18.5.1
References (3)
https://github.com/tinymce/tinymce/security/advisories/GHSA-v98h-vmpc-fpqv · [email protected]https://www.tiny.cloud/docs/tinymce/7/7.9.3-release-notes/#overview · [email protected]https://www.tiny.cloud/docs/tinymce/8/8.5.1-release-notes/#overview · [email protected]
EPSS history
Timeline
  • 28 MAY 15:21Z
    TinyMCE Cross-Site Scripting (XSS) vulnerability through `mce:protected` comments
    cvelistv5