Mattermost fails to sanitize post metadata · CVE-2023-4108 · GitHub Advisory Database · GitHub

Mattermost fails to sanitize post metadata

Moderate severity GitHub Reviewed Published Aug 11, 2023 to the GitHub Advisory Database • Updated Nov 9, 2023

Package

github.com/mattermost/mattermost-server/v6 (Go)

Affected versions

<= 7.8.7

>= 7.9.0, <= 7.9.5

>= 7.10.0, <= 7.10.3

Patched versions

7.8.8

7.9.6

7.10.4

Description

Mattermost fails to sanitize post metadata during audit logging, resulting in permalinks' contents being logged.

References

Published by the National Vulnerability Database

Aug 11, 2023

Published to the GitHub Advisory Database Aug 11, 2023

Reviewed Aug 11, 2023

Last updated Nov 9, 2023

Severity

Moderate

4.5

/ 10

CVSS base metrics

Attack vector

Network

Attack complexity

Low

Privileges required

High

User interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:N/A:N