Medium (6.1) in codex editor.js. EPSS 0.6% chance of exploitation in the next 30 days. Fixed in @editorjs/editorjs 2.26.0.
Editor.js is a block-style editor with clean JSON output. Versions prior to 2.26.0 are vulnerable to Code Injection via pasted input. The processHTML method passes pasted input into wrapper’s innerHTML. This issue is patched in version 2.26.0.
Severity
CVSS 3.1
6.1 medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
EPSS
0.6% chance of exploitation in the next 30 days; higher than 47% of CVEs (scores of 2026-10-31)