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CVE-2023-2193

nvd nist
Published: Apr 20, 2023Modified: Jun 17, 2026

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9.1
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Exploitability: 3.9 / Impact: 5.2
Source: NVD

Description

Mattermost fails to invalidate existing authorization codes when deauthorizing an OAuth2 app, allowing an attacker possessing an authorization code to generate an access token.

Affected (4)

Mattermost
1 product
Mattermost
Configuration A
4 vulnerable
Vulnerable SoftwareAffected Versions
Mattermost
Mattermost
Version 7.1.7
Mattermost
Version 7.7.3
Mattermost
Version 7.8.2
Mattermost
Version 7.9.1

Related CWEs

CWE-862
Missing Authorization
The product does not perform an authorization check when an actor attempts to access a resource or perform an action.

References (2)

Source: responsibledisclosure@mattermost.com
Vendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory

Timeline

No history available yet.