CVE-2023-3590: Deleted attachments in Boards remain accessible
First published: Mon Jul 17 2023(Updated: )
Mattermost fails to delete card attachments in Boards, allowing an attacker to access deleted attachments.
Credit: responsibledisclosure@mattermost.com responsibledisclosure@mattermost.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Mattermost Mattermost Server | >=7.10.0<7.10.3 |
Remedy
Update Mattermost Server to versions v7.10.3 or higher.
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Reference Links
Frequently Asked Questions
What is CVE-2023-3590?
CVE-2023-3590 is a vulnerability in Mattermost that allows an attacker to access deleted attachments in Boards.
How does the Mattermost vulnerability CVE-2023-3590 occur?
The vulnerability occurs due to the failure of Mattermost to delete card attachments in Boards.
What is the severity of CVE-2023-3590?
CVE-2023-3590 has a severity rating of 7.5 (high).
Which versions of Mattermost are affected by CVE-2023-3590?
Mattermost Server versions 7.10.0 to 7.10.3 are affected by CVE-2023-3590.
Is there a fix available for Mattermost vulnerability CVE-2023-3590?
Yes, Mattermost has released a security update to fix the vulnerability. Please refer to the Mattermost Security Updates page for more information.
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