Cinny is a Matrix client. Prior to 4.10.3, A remote authenticated attacker who shares a room with a victim and has permissions to create room emotes (for example in a DM) can cause the victim's client to send their Matrix access token to an…
Exact source revision recorded 27 Oct 2026 11:12:04 UTC. It does not establish the source's current position. Latest evidence.
nvd · CVE-2026-42553
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: Deferred
Weakness classifications: CWE-20
Original publisher date fields
published: 2026-05-27T18:16:22.857
lastModified: 2026-10-26T11:10:00.157
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