CVE-2017-18881: XSS
First published: Fri Jun 19 2020(Updated: )
An issue was discovered in Mattermost Server before 4.3.0, 4.2.1, and 4.1.2. XSS could occur via a goto_location response to a slash command.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Mattermost | <4.1.2 | |
| Mattermost | >=4.2.0<4.2.1 | |
| Mattermost | =4.3.0-rc1 | |
| Mattermost | =4.3.0-rc2 | |
| Mattermost | =4.3.0-rc3 | |
| Mattermost | =4.3.0-rc4 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2017-18881?
CVE-2017-18881 is classified as a medium severity vulnerability due to the potential XSS attack vector.
How do I fix CVE-2017-18881?
To fix CVE-2017-18881, upgrade Mattermost Server to version 4.3.0 or later.
What is the nature of the vulnerability in CVE-2017-18881?
The vulnerability in CVE-2017-18881 allows for cross-site scripting (XSS) via a slash command's goto_location response.
Which versions of Mattermost Server are affected by CVE-2017-18881?
Mattermost Server versions prior to 4.3.0, including 4.2.1 and 4.1.2, are affected by CVE-2017-18881.
Is there a workaround for CVE-2017-18881 if I cannot upgrade?
There is no known workaround for CVE-2017-18881; upgrading to a secure version is the recommended solution.
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