CVE-2025-3446 | THREATINT

Description

Mattermost versions 10.6.x <= 10.6.1, 10.5.x <= 10.5.2, 10.4.x <= 10.4.4, 9.11.x <= 9.11.11 fail to check the correct permissions which allows authenticated users who only have permission to invite non-guest users to a team to add guest users to that team via the API to add a single user to a team.

Reserved 2025-04-08 | Published 2025-05-15 | Updated 2025-05-15 | Assigner Mattermost

MEDIUM: 4.3CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

Problem types

CWE-863: Incorrect Authorization

Product status

Default status

unaffected

10.6.0

affected

10.5.0

affected

10.4.0

affected

9.11.0

affected

10.7.0

unaffected

10.6.2

unaffected

10.5.3

unaffected

10.4.5

unaffected

9.11.12

unaffected

Credits

0x7oda7123 finder

References

mattermost.com/security-updates

cve.org (CVE-2025-3446)

nvd.nist.gov (CVE-2025-3446)

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