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THREATINT
PUBLISHED

CVE-2025-22449

Access control flaw for team admins allows unauthorized team additions



Description

Mattermost versions 9.11.x <= 9.11.5 fail to enforce invite permissions, which allows team admins, with no permission to invite users to their team, to invite users by updating the "allow_open_invite" field via making their team public.

Reserved 2025-01-08 | Published 2025-01-09 | Updated 2025-01-09 | Assigner Mattermost


LOW: 3.8CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:N

Problem types

CWE-863: Incorrect Authorization

Product status

Default status
unaffected

9.11.0
affected

10.3.0
unaffected

9.11.6
unaffected

Credits

omar ahmed (omar-ahmed) finder

References

mattermost.com/security-updates

cve.org (CVE-2025-22449)

nvd.nist.gov (CVE-2025-22449)

Download JSON

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