Access Control Weakness in Mattermost by Mattermost Inc.
CVE-2025-3611

4.3MEDIUM

Key Information:

Vendor

Mattermost
Status
Mattermost
Vendor
CVE Published:
30 May 2025

What is CVE-2025-3611?

Mattermost versions 10.7.x up to 10.7.0, 10.5.x up to 10.5.3, and 9.11.x up to 9.11.12 exhibit a significant access control issue. This flaw allows users with System Manager privileges to improperly access team information via direct API calls to team endpoints, despite restrictions enforced in the System Console. As a result, authenticated users may view sensitive team details they should not be privy to, presenting a risk to organizational data security.

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Affected Version(s)

Mattermost 10.7.0

Mattermost 10.5.0 <= 10.5.3

Mattermost 9.11.0 <= 9.11.12

References

https://mattermost.com/security-updates

CVSS V3.1

Score:
4.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
None
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

hackit_bharat
JSON
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