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mattermost mattermost vulnerabilities and exploits
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6.1
CVSSv3
CVE-2017-18897
An issue exists in Mattermost Server prior to 4.2.0, 4.1.1, and 4.0.5, when used as an OAuth 2.0 service provider. It mishandles a deny action for a redirection.
Mattermost Mattermost Server
Mattermost Mattermost Server 4.2.0
5.3
CVSSv3
CVE-2017-18898
An issue exists in Mattermost Server prior to 4.2.0, 4.1.1, and 4.0.5. It allows crafted posts that potentially cause a web browser to hang.
Mattermost Mattermost Server
Mattermost Mattermost Server 4.2.0
8.2
CVSSv3
CVE-2023-4478
Mattermost fails to restrict which parameters' values it takes from the request during signup allowing an malicious user to register users as inactive, thus blocking them from later accessing Mattermost without the system admin activating their accounts.
Mattermost Mattermost Server
Mattermost Mattermost Server 8.0.0
7.5
CVSSv3
CVE-2023-49607
Mattermost fails to validate the type of the "reminder" body request parameter allowing an malicious user to crash the Playbook Plugin when updating the status dialog.
Mattermost Mattermost Server
Mattermost Mattermost Server 9.1.1
7.5
CVSSv3
CVE-2019-20843
An issue exists in Mattermost Server prior to 5.18.0, 5.17.2, 5.16.4, 5.15.4, and 5.9.7. There are weak permissions for configuration files.
Mattermost Mattermost Server
Mattermost Mattermost Server 5.18.0
5.5
CVSSv3
CVE-2019-20860
An issue exists in Mattermost Server prior to 5.14.0, 5.13.3, 5.12.6, and 5.9.4. It allows remote malicious users to cause a denial of service (application hang) via a crafted SVG document.
Mattermost Mattermost Server
Mattermost Mattermost Server 5.14.0
5.3
CVSSv3
CVE-2019-20869
An issue exists in Mattermost Server prior to 5.10.0, 5.9.1, 5.8.2, and 4.10.9. A non-member could change the Update/Patch Channel endpoint for a private channel.
Mattermost Mattermost Server
Mattermost Mattermost Server 5.10.0
7.5
CVSSv3
CVE-2019-20871
An issue exists in Mattermost Server prior to 5.9.0, 5.8.1, 5.7.3, and 4.10.8. The Markdown library allows catastrophic backtracking.
Mattermost Mattermost Server
Mattermost Mattermost Server 5.9.0
6.5
CVSSv3
CVE-2019-20873
An issue exists in Mattermost Server prior to 5.9.0, 5.8.1, 5.7.3, and 4.10.8. It allows malicious users to obtain sensitive information during user activation/deactivation.
Mattermost Mattermost Server
Mattermost Mattermost Server 5.9.0
5.3
CVSSv3
CVE-2019-20875
An issue exists in Mattermost Server prior to 5.9.0, 5.8.1, 5.7.3, and 4.10.8. It allows a password reset to proceed while an e-mail address is being changed.
Mattermost Mattermost Server
Mattermost Mattermost Server 5.9.0
CVSSv3
CVSSv2
CVSSv3
VMScore
Recommendations:
CVE-2024-5324
path traversal
CVE-2024-4743
CVE-2024-5184
TCP
CVE-2024-27822
code injection
CVE-2024-28995
CVE-2023-20938
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