CVE-2024-43780

Unauthorized channel file upload

State: Published
Severity: 4.3 Medium
Published: Aug 22, 2024
Updated: Aug 22, 2024
Reserved: Aug 16, 2024

Description

Mattermost versions 9.9.x <= 9.9.1, 9.5.x <= 9.5.7, 9.10.0, 9.8.x <= 9.8.2 fail to enforce permissions which allows a guest user with read access to upload files to a channel.

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	9.9.0 through 9.9.1Affected 9.5.0 through 9.5.7Affected 9.10.0Affected 9.8.0 through 9.8.2Affected 9.11.0Not affected 9.9.2Not affected 9.5.8Not affected 9.10.1Not affected 9.8.3Not affected

References

https://mattermost.com/security-updates

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