CVE-2023-47865

Username and Icon override can be used by members when Hardened Mode is enabled

State: Published
Severity: 4.3 Medium
Published: Nov 27, 2023
Updated: Aug 2, 2024
Reserved: Nov 22, 2023

Description

Mattermost fails to check if hardened mode is enabled when overriding the username and/or the icon when posting a post. If settings allowed integrations to override the username and profile picture when posting, a member could also override the username and icon when making a post even if the Hardened Mode setting was enabled

Scores

CVSS	Score	Vector	Source
3.1	4.3 Medium	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N	Mattermost

Weaknesses

CWE-284 Improper Access Control

Affected Products

Product	Versions
MattermostMattermost	8.1.3 and earlierAffected 7.8.12 and earlierAffected 7.8.13Not affected 8.1.4Not affected

References

https://mattermost.com/security-updates

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