Denial of Service Vulnerability in Mattermost Playbooks Plugin
CVE-2025-41395

6.5MEDIUM

Key Information:

Vendor

Mattermost
Status
Mattermost
Vendor
CVE Published:
24 April 2025

What is CVE-2025-41395?

A vulnerability in the Mattermost Playbooks plugin allows attackers to exploit improperly validated properties of the RetrospectivePost custom post type. By crafting a specific post with malicious properties, attackers can trigger a denial of service (DoS) condition, disrupting service for all users of the Mattermost web application. Affected versions include Mattermost 10.4.2 and earlier, 10.5.0 and earlier, and 9.11.10 and earlier. Ensuring that your Mattermost installation is updated to the latest version can help mitigate this issue.

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Affected Version(s)

Mattermost 10.4.0 <= 10.4.2

Mattermost 10.5.0

Mattermost 9.11.0 <= 9.11.10

References

https://mattermost.com/security-updates

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

c0rydoras (c0rydoras)
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