CVE-2023-50333

Lack of restriction to manage group names for freshly demoted guests

Description

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.

Remediation

Solution:

  • Update Mattermost Server to versions 8.1.7, 9.3.0 or higher.

Category

3.7
CVSS
Severity: Low
CVSS 3.1 •
EPSS 0.05%
Vendor Advisory mattermost.com
Affected: Mattermost Mattermost
Published at:
Updated at:

References

Link Tags
https://mattermost.com/security-updates vendor advisory

Frequently Asked Questions

What is the severity of CVE-2023-50333?
CVE-2023-50333 has been scored as a low severity vulnerability.
How to fix CVE-2023-50333?
To fix CVE-2023-50333: Update Mattermost Server to versions 8.1.7, 9.3.0 or higher.
Is CVE-2023-50333 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2023-50333 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-50333?
CVE-2023-50333 affects Mattermost Mattermost.
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