CVE-2023-3593

Summary

CVE-2023-3593 is a vulnerability affecting Mattermost, an open-source team collaboration platform. The issue arises from Mattermost's failure to adequately validate markdown inputs, enabling an attacker to submit a specially crafted markdown message that crashes the server. This vulnerability can potentially result in denial-of-service (DoS) attacks, posing a significant risk to organizations using Mattermost for communication and collaboration. To mitigate this risk, it is recommended that users update their Mattermost instances to the latest version, which includes a patch for this vulnerability.

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