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CVE-2026-88976GHSA-QRFJ-MGW8-J9C6

@platejs/core HTML deserialization can trigger browser behavior during parsing

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 53.3.11
None on Exploit-DB, Metasploit or GitHub
  • Exploitation: none
  • Automatable: no
  • Technical impact: partial

Summary

Plate is a rich-text editor with AI and shadcn/ui. Prior to 53.3.11, and in the discontinued 54.0.0-beta.0 through 54.0.0-beta.1 builds, Plate core HTML deserialization APIs parse supplied HTML strings in the active document. When an application passes untrusted or cross-user HTML to these APIs, certain HTML attributes can trigger browser behavior before the HTML is converted into editor nodes. This can allow attacker-controlled script to execute in the consuming application's origin when another user loads the deserialized content. This issue is fixed in version 53.3.11.

Timeline

  1. CVE published
  2. CISA SSVC assessment

    Exploitation: none · Automatable: no · Technical impact: partial

  3. Record last updated

Affected versions

  • udecode plate

    fixed in 53.3.11; From 54.0.0-beta.0 · through 54.0.0-beta.1

  • @platejs/corenpm

    fixed in 53.3.11

  • @platejs/corenpm

    From 54.0.0-beta.0 · through 54.0.0-beta.1

References 4

GitHub · udecode/plate