CVE-2026-13591CWE-266CWE-285

DeepMyst Mysti Contact Tracking ChannelBridge.ts _isTrackedConversation improper authorization

Low · published June 29, 2026

CVSS v4.0
2.3
EPSS
0%
Percentile
23.4
In the wild
Unconfirmed
What it is

A weakness has been identified in DeepMyst Mysti 0.4.0. Affected is the function _isTrackedConversation of the file src/managers/ChannelBridge.ts of the component Contact Tracking. This manipulation of the argument _channelType causes improper authorization. The attack may be initiated remotely. A high degree of complexity is needed for the attack. The exploitability is told to be difficult. The exploit has been made available to the public and could be used for attacks. Patch name: 9b4aff0f106db424aa45a35aa89dd0b8f2eb9a48. It is suggested to install a patch to address this issue.

The record
Technical detail
CVSS v4.0
2.3 · LOW
Vector
CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
EPSS
0.00317 · 23.4th percentile
Weaknesses
CWE-266 · Incorrect Privilege Assignment; CWE-285 · Improper Authorization
Published
2026-06-29T17:00Z
EPSS history
Timeline
  • 29 JUN 17:00Z
    DeepMyst Mysti Contact Tracking ChannelBridge.ts _isTrackedConversation improper authorization
    cvelistv5