Vulnerability DatabaseCVE-2025-20086
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CVE-2025-20086
January 15, 2025
Mattermost versions 10.2.x <= 10.2.0, 9.11.x <= 9.11.5, 10.0.x <= 10.0.3, 10.1.x <= 10.1.3 fail to properly validate post props which allows a malicious authenticated user to cause a crash via a malicious post.
Affected Packages
github.com/mattermost/mattermost/server/v8 (GO):
Affected version(s) >=v8.0.0-20230429093631-aac4f2337933 <v8.0.0-20241127161322-25ff7a3779a5
Fix Suggestion:
Update to version v8.0.0-20241127161322-25ff7a3779a5
Related Resources (5)
https://nvd.nist.gov/vuln/detail/CVE-2025-20086
https://github.com/advisories/GHSA-5m7j-6gc4-ff5g
https://pkg.go.dev/vuln/GO-2025-3392
https://github.com/mattermost/mattermost
https://mattermost.com/security-updates
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CVSS v4
Base Score:
7.1
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
LOW
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:
6.5
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Weakness Type (CWE)
Improper Validation of Specified Type of Input
CWE-1287
EPSS
Base Score:
0.45