CVSS 3.1 Score 4.3 of 10 (medium)


Published Oct 9, 2023
Updated: Oct 12, 2023
CWE ID 862


CVE-2023-5331 is a vulnerability that affects Mattermost, specifically its file attachment feature in draft posts. The vulnerability allows unauthorized access to file information as the creator of the attached file is not properly checked. The affected products include various versions of Mattermost. To remediate this vulnerability, users should update to the latest version of Mattermost. This vulnerability poses a medium danger to organizations, with a base severity score of 4.3 out of 10. The exploitation requires low privileges and no user interaction, and it can be exploited through a network attack vector. The impact includes low confidentiality impact and no integrity or availability impact.

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