CVE-2023-47858

Published: Jan 2, 2024

Modified: Jun 17, 2025

PUBLISHED

CVSS v3.1

4.3

MEDIUM

Description

Mattermost fails to properly verify the permissions needed for viewing archived public channels, allowing a member of one team to get details about the archived public channels of another team via the GET /api/v4/teams/<team-id>/channels/deleted endpoint.

Vendor	Product	Versions
Mattermost	Mattermost	affected `0 - <= 9.2.2` affected `0 - <= 9.1.3` affected `0 - <= 9.0.4` affected `0 - <= 8.1.6` unaffected `8.1.7` +3 more versions

Weaknesses (CWE)

CWE-284

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

None

References

https://mattermost.com/security-updates

Security Training

Train your team to recognize and prevent security threats with our comprehensive security awareness program.

Start Training

Vulnerability Scanning

Discover vulnerabilities in your applications and infrastructure before attackers do.

Scan Now

CVE-2023-47858

Description

Affected Products

Weaknesses (CWE)

CVSS v3.1 Details

References