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Status published
Low
CVE-2023-4105
Attachment of deleted message in a thread remains accessible and downloadable
Vulnerability Description
Mattermost fails to delete the attachments when deleting a message in a thread allowing a simple user to still be able to access and download the attachment of a deleted message
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:
- BhaRat (hackit_bharat)
References
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Affected Vendor
Mattermost
View all reports →Affected Software
Mattermost
Vulnerable Versions:
0, 7.8.8, 7.9.6, 7.10.4
Timeline
Official Publish:
August 11th, 2023
Last Modified:
October 1st, 2024
Added to House:
July 22nd, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N