CVE-2017-18920
First published: Fri Jun 19 2020(Updated: )
An issue was discovered in Mattermost Server before 3.6.2. The WebSocket feature does not follow the Same Origin Policy.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Mattermost Mattermost Server | <3.6.2 |
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Reference Links
Frequently Asked Questions
What is the vulnerability ID for this issue?
The vulnerability ID for this issue is CVE-2017-18920.
What is the severity of the vulnerability?
The severity of the vulnerability is rated as critical with a CVSS score of 9.8.
What is the affected software?
The affected software is Mattermost Server before version 3.6.2.
What is the impact of the vulnerability?
The vulnerability allows an attacker to bypass the Same Origin Policy and potentially perform unauthorized actions.
How can I fix this vulnerability?
To fix this vulnerability, update your Mattermost Server to version 3.6.2 or later.
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