CVE-2023-47865

Mattermost fails to check if hardened mode is enabled when overriding the username and/or the icon when posting a post. If settings allowed integrations to override the username and profile picture when posting, a member could also override the username and icon when making a post even if the...

CVE-2023-47865 vulnerabilities

Vulnerabilities for packages: mattermost-fips...

CVE-2023-47865 Username and Icon override can be used by members when Hardened Mode is enabled

Mattermost fails to check if hardened mode is enabled when overriding the username and/or the icon when posting a post. If settings allowed integrations to override the username and profile picture when posting, a member could also override the username and icon when making a post even if the...

CVE-2023-47865

CVE-2023-47865 affects Mattermost. The issue arises when hardened mode is enabled but the system does not validate overrides to username or profile icon during posting, allowing a member to override these fields if integrations can set them. Root cause: missing check of Hardened Mode during post ...