CVE-2024-10241

Private channel names leaked with Ctrl+K when ElasticSearch is enabled

Description

Mattermost versions 9.5.x <= 9.5.9 fail to properly filter the channel data when ElasticSearch is enabled which allows a user to get private channel names by using cmd+K/ctrl+K.

Remediation

Solution:

  • Update Mattermost Server to versions 9.8.0, 9.5.10 or higher.

Category

4.3
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.05%
Affected: Mattermost Mattermost
Published at:
Updated at:

References

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

Frequently Asked Questions

What is the severity of CVE-2024-10241?
CVE-2024-10241 has been scored as a medium severity vulnerability.
How to fix CVE-2024-10241?
To fix CVE-2024-10241: Update Mattermost Server to versions 9.8.0, 9.5.10 or higher.
Is CVE-2024-10241 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2024-10241 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-2024-10241?
CVE-2024-10241 affects Mattermost Mattermost.
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