Mattermost versions 9.9.x <= 9.9.0, 9.5.x <= 9.5.6, 9.7.x <= 9.7.5, 9.8.x <= 9.8.1 fail to properly safeguard an error handling which allows a malicious remote to permanently delete local data by abusing dangerous error handling, when share channels were enabled.
Published: 2024-08-01
Updated: 2024-08-23
Base Score: 7.7
Vector: CVSS2#AV:N/AC:L/Au:M/C:N/I:C/A:C
Severity: High
Base Score: 8.7
Vector: CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:C/C:N/I:H/A:H
Severity: High
Base Score: 6.1
Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:N/SC:N/SI:N/SA:H
Severity: Medium
EPSS: 0.0019