Description
Mattermost allows an attacker to request a preview of an existing message when creating a new message via the createPost API call, disclosing the contents of the linked message.
References (1)
Scores
CVSS v3
6.5
EPSS
0.0031
EPSS Percentile
54.2%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-200
CWE-668
Status
published
Products (5)
mattermost/mattermost-server
6.3.0 - 7.1.6Go
mattermost/mattermost-server
7.8.0 - 7.8.1Go
mattermost/mattermost_server
7.7.1
mattermost/mattermost_server
7.8.0
mattermost/mattermost_server
< 7.1.6
Published
Mar 31, 2023
Tracked Since
Feb 18, 2026