CVE-2023-6458

CriticalCVSS 9.8/10Last modified Jun 17, 2026

Description

Mattermost webapp fails to validate route parameters in/<TEAM_NAME>/channels/<CHANNEL_NAME> allowing an attacker to perform a client-side path traversal.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

Affected software

No affected versions have been published.

Timeline

Published
Dec 6, 2023
Last modified
Jun 17, 2026
NVD status
Modified

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CVE-2023-6458: Critical severity, CVSS 9.8 | Vulnix