Vulnerability Details CVE-2023-2808
Mattermost fails to normalize UTF confusable characters when determining if a preview should be generated for a hyperlink, allowing an attacker to trigger link preview on a disallowed domain using a specially crafted link.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.004
EPSS Ranking 34.8%
CVSS Severity
CVSS v3 Score 4.3
Products affected by CVE-2023-2808
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cpe:2.3:a:mattermost:mattermost:*