CVE-2023-4105

LOW

Mattermost 7.8.0-7.8.7 and 7.9.0-7.9.5 - Missing Authorization for Deleted Message Attachments

Title source: llm
STIX 2.1

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

References (1)

Core 1
Core References

Scores

CVSS v3 3.1
EPSS 0.0031
EPSS Percentile 54.5%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-862
Status published
Products (2)
mattermost/mattermost 7.8.0 - 7.8.8
mattermost/mattermost-server 7.9.0 - 7.9.6Go
Published Aug 11, 2023
Tracked Since Feb 18, 2026