CVE Catalog
CVE-2023-3593
MediumCVSS 4.3Exploitation Probability (EPSS)
Low risk0.50%
39th percentile - higher than 39% of all known CVEs
Summary
Mattermost fails to properly validate markdown, allowing an attacker to crash the server via a specially crafted markdown input.
Risk Assessment
An attacker can cause service disruption, impacting the organization's operational continuity.
Recommendation
It is recommended to update Mattermost to the latest version to patch this vulnerability.
Original NVD description (English source)
Mattermost fails to properly validate markdown, allowing an attacker to crash the server via a specially crafted markdown input.