CVE-2026-13591
DeepMyst Mysti Contact Tracking ChannelBridge.ts _isTrackedConversation improper authorization
- State
- Published
- Severity
- 2.3 Low
- Published
- Jun 29, 2026
- Updated
- Jun 29, 2026
- Reserved
- Jun 29, 2026
Description
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 2.3 Low | 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 | VulDB |
| 3.1 | 5.0 Medium | CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C | VulDB |
| 3.0 | 5.0 Medium | CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C | VulDB |
| 2.0 | 4.6 Medium | AV:N/AC:H/Au:S/C:P/I:P/A:P/E:POC/RL:OF/RC:C | VulDB |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
MystiDeepMyst |
|
References
- VDB-374594 | DeepMyst Mysti Contact Tracking ChannelBridge.ts _isTrackedConversation improper authorizationvdb-entrytechnical-description
- VDB-374594 | CTI Indicators (IOB, IOC, TTP, IOA)signaturepermissions-required
- CVE-2026-13591 | CVE Analysis and Reportthird-party-advisory
- Submit #844480 | DeepMyst Mysti 0.4.0 Authorization Bypass / Identity Spoofingthird-party-advisory
- https://github.com/DeepMyst/Mysti/issues/42exploitissue-tracking
- https://github.com/DeepMyst/Mysti/pull/43issue-trackingpatch
- https://github.com/DeepMyst/Mysti/commit/9b4aff0f106db424aa45a35aa89dd0b8f2eb9a48patch
- https://github.com/DeepMyst/Mysti/product
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