CVE-2023-5193

MEDIUM

Mattermost 7.0.0-7.8.9 and 8.1.0 - Incorrect Authorization in Direct Message Post Retrieval

Title source: llm
STIX 2.1

Description

Mattermost fails to properly check permissions when retrieving a post allowing for a System Role with the permission to manage channels to read the posts of a DM conversation.

References (1)

Core 1
Core References

Scores

CVSS v3 4.9
EPSS 0.0017
EPSS Percentile 37.7%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-863
Status published
Products (3)
mattermost/mattermost 7.0.0 - 7.8.10
mattermost/mattermost 8.1.0 - 8.1.1Go
mattermost/mattermost-server 0 - 7.8.10Go
Published Sep 29, 2023
Tracked Since Feb 18, 2026