CVE-2023-2831

Summary

CVE-2023-2831 is a Denial of Service vulnerability affecting Mattermost. The issue arises due to Mattermost's inability to unescape Markdown strings in an efficient manner. An attacker can exploit this flaw by sending a message with a large number of escaped characters, causing the application to consume excessive memory and ultimately leading to a crash. This can result in a Denial of Service condition for the affected Mattermost instance.

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