CKEditor 5 is a modern JavaScript rich-text editor with an MVC architecture. From 45.0.0 until 47.7.4 and 48.5.1, the engine uses a vulnerable es-toolkit version whose prototype-pollution behavior can be reached while CKEditor processes inc…
Exact source revision recorded 27 Oct 2026 21:49:07 UTC. It does not establish the source's current position. Latest evidence.
nvd · CVE-2026-116688
PublishedNVD analysis and CPE criteria are source context, not proof that a package or your environment is affected. Complete affected data, logical configurations and SSVC are retained in the original JSON.
Source analysis status: Received
Weakness classifications: CWE-79
Original publisher date fields
published: 2026-10-27T20:17:14.037
lastModified: 2026-10-27T20:17:14.037
No normalized affected-package data is projected for this source revision. The original publisher record may contain additional product and version evidence; this does not establish that a package is unaffected.
Original source record · Cite this exact observation · Complete original publisher JSON