CVE-2023-3593
6.5
MEDIUM
CVSS 3.1
EPSS 0.16%
Description
Mattermost fails to properly validate markdown, allowing an attacker to crash the server via a specially crafted markdown input.
How to fix CVE-2023-3593
To remediate CVE-2023-3593, upgrade the affected package to a fixed version below.
- Bitnami/mattermost—upgrade to 7.8.7 or later
Is CVE-2023-3593 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 | MEDIUM6.5 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |