Description
Mattermost versions 10.1.x <= 10.1.2, 10.0.x <= 10.0.2, 9.11.x <= 9.11.4, 9.5.x <= 9.5.12 fail to properly validate the type of callProps which allows a user to cause a client side (webapp and mobile) DoS to users of particular channels, by sending a specially crafted post.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
Mattermost Mattermost
Default version status: unaffected
10.1.0 to ≤ 10.1.2affected10.0.0 to ≤ 10.0.2affected9.11.0 to ≤ 9.11.4affected9.5.0 to ≤ 9.5.12affected10.2.0unaffected2.22.0unaffected10.1.3unaffected10.0.3unaffected9.11.5unaffected9.5.13unaffected