CVSS 3.1 Score 4.3 of 10 (medium)


Published Dec 12, 2023
Updated: Dec 14, 2023
CWE ID 400


CVE-2023-49809 is a vulnerability that affects Mattermost. It occurs due to the failure of Mattermost to handle a null request body in the /add endpoint, which allows a simple member to send a request with a null request body and crash the endpoint. After repeated attempts, the plugin is disabled. The vulnerability has a risk score of 25 and is categorized as a secondary type cyber vulnerability. The base severity is medium, with a base score of 4.3. The privileges required for exploitation are low, and there is no user interaction required. The attack vector is through the network, and there is no impact on integrity or confidentiality. The availability impact is low. Remediation steps and potential danger to an organization are not mentioned in the provided information.


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