Mattermost Server
CVE-2023-50333
LOW
Severity by source
AV:N/AC:H/PR:L/UI:R/S:U/C:N/I:L/A:L
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:N/I:L/A:L
Lifecycle Timeline
3DescriptionCVE.org
Mattermost fails to update the permissions of the current session for a user who was just demoted to guest, allowing freshly demoted guests to change group names.
AnalysisAI
Mattermost fails to update the permissions of the current session for a user who was just demoted to guest, allowing freshly demoted guests to change group names. Rated low severity (CVSS 3.7), this vulnerability is remotely exploitable.
Technical ContextAI
This vulnerability is classified under CWE-284. Mattermost fails to update the permissions of the current session for a user who was just demoted to guest, allowing freshly demoted guests to change group names. Affected products include: Mattermost Mattermost Server.
RemediationAI
A vendor patch is available. Apply the latest security update as soon as possible. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.
More in Mattermost Server
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Same weakness CWE-284 – Improper Access Control
View allSame technique Authentication Bypass
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External POC / Exploit Code
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