4.3 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
LOW
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
0.0005 Low
EPSS
Percentile
17.7%
github.com/mattermost/mattermost-server is vulnerable to Missing Authorization. The vulnerability exists because the library fails to validate all parameters, allowing an authenticated attacker to edit arbitrary posts on the channel through the /dialog
API.
github.com/advisories/GHSA-m9m2-f9hg-rh66
github.com/mattermost/mattermost/commit/9ddea0e90aa896c0be04bc00ef1c6cdc838c8458
github.com/mattermost/mattermost/commit/9df309678f75a0059fa7b7ed447f1a45cb9de346
github.com/mattermost/mattermost/commit/a3d8e58733e09dbd2a523db9ac82a7772f9125b4
mattermost.com/security-updates/