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CVE PROGRAM SOURCE RECORD8.4 High

CVE-2026-95699

MrSteam iSteamX Improper Isolation or Compartmentalization

Description

Prior to 9/18/2026, the iSteamX mobile application's AWS policy could grant authenticated users access to wildcard MQTT topics, which can expose other users' device data and allow the attacker to start and stop other connected users' devices. This risked exposing user profile information and potential scalding due to unintended device activation.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

MrSteam iSteamX application

Default version status: unaffected

  • v1.3.42 (build 44)affected

MrSteam iSteamX Hub

Default version status: unaffected

  • v4.2.1affected

References