CVE-2024-9155

Insufficient Authorization On Unlinked Channel Files

State: Published
Severity: 4.3 Medium
Published: Sep 26, 2024
Updated: Sep 26, 2024
Reserved: Sep 24, 2024

Description

Mattermost versions 9.10.x <= 9.10.1, 9.9.x <= 9.9.2, 9.5.x <= 9.5.8 fail to limit access to channels files that have not been linked to a post which allows an attacker to view them in channels that they are a member of.

Scores

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

Weaknesses

CWE-863 Incorrect Authorization

Affected Products

Product	Versions
MattermostMattermost	9.10.0 through 9.10.1Affected 9.9.0 through 9.9.2Affected 9.5.0 through 9.5.8Affected 9.11.0Not affected 9.10.2Not affected 9.9.3Not affected 9.5.9Not affected

References

https://mattermost.com/security-updates

Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.