CVEvulnerability

CVE-2018-21254

4.3 MEDIUM Published 2020-06-19 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2020-06-19
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
4.3 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
CVSS 2.0 ([email protected])
4.0 MEDIUM — AV:N/AC:L/Au:S/C:N/I:P/A:N
Weaknesses
CWE-732

Description

An issue was discovered in Mattermost Server before 5.1. An attacker can bypass intended access control (for direct-message channel creation) via the Message slash command.

Affected configurations

• mattermost mattermost server (< 5.1.0)

Related

Weakness · CWE (1)

  • CWE-732 Incorrect Permission Assignment for Critical Resource weakness

References