CVE-2023-3582
4.3
MEDIUM
CVSS 3.1
EPSS 0.16%
Description
Mattermost fails to verify channel membership when linking a board to a channel allowing a low-privileged authenticated user to link a Board to a private channel they don't have access to,
How to fix CVE-2023-3582
To remediate CVE-2023-3582, upgrade the affected package to a fixed version below.
- Bitnami/mattermost—upgrade to 7.8.7 or later
Is CVE-2023-3582 being exploited?
Low — EPSS is 0.2%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- >= 7.8.0, < 7.8.7, >= 7.9.0, < 7.9.5, >= 7.10.0, < 7.10.3
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM4.3 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N |