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.
https://vuldb.com/vuln/374594/cti
https://vuldb.com/submit/844480
https://vuldb.com/cve/CVE-2026-13591
https://github.com/DeepMyst/Mysti/pull/43
https://github.com/DeepMyst/Mysti/issues/42
https://github.com/DeepMyst/Mysti/commit/9b4aff0f106db424aa45a35aa89dd0b8f2eb9a48
Published: 2026-06-29
Updated: 2026-06-29
Base Score: 4.6
Vector: CVSS2#AV:N/AC:H/Au:S/C:P/I:P/A:P
Severity: Medium
Base Score: 5
Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L
Severity: Medium
Base Score: 2.3
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
Severity: Low