Vulnerability DatabaseCVE-2025-53514
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CVE-2025-53514
August 11, 2025
Mattermost Confluence Plugin version <1.5.0 fails to handle unexpected request body which allows attackers to crash the plugin via constant hit to server webhook endpoint with an invalid request body.
Affected Packages
github.com/mattermost/mattermost-plugin-confluence (GO):
Affected version(s) >=v0.1.0-rc1 <v1.5.0
Fix Suggestion:
Update to version v1.5.0
Related Resources (3)
https://mattermost.com/security-updates
https://nvd.nist.gov/vuln/detail/CVE-2025-53514
https://github.com/mattermost/mattermost-plugin-confluence
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CVSS v4
Base Score:
8.2
Attack Vector
NETWORK
Attack Complexity
HIGH
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
NONE
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
5.9
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Weakness Type (CWE)
Improper Check for Unusual or Exceptional Conditions
CWE-754
EPSS
Base Score:
0.05