CVE-2026-49252

CVE-2026-49252CVE-2026-49252

Description

deepstream is a server that allows clients and backend services to sync data, send messages and make rpcs at scale. Versions prior to 10.0.5 are vulnerable to Prototype Pollution. Exploitation can lead to potential privilege escalation from any authenticated user with write permission to any record. This issue has been fixed in version 10.0.5.

Scoring

CVSS 9.9 ()
VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:L
Last modified2026-06-18
Sourced from NVD. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.