CVE-2025-20033

Source
https://nvd.nist.gov/vuln/detail/CVE-2025-20033
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-20033.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2025-20033
Aliases
Downstream
Related
Published
2025-01-09T07:15:28Z
Modified
2025-10-10T05:01:17.655949Z
Severity
  • 6.5 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

Mattermost versions 10.2.0, 9.11.x <= 9.11.5, 10.0.x <= 10.0.3, 10.1.x <= 10.1.3 fail to properly validate post types, which allows attackers to deny service to users with the sysconsolereadplugins permission via creating a post with the customplnotification type and specific props.

References

Affected packages

Git / github.com/mattermost/mattermost

Affected ranges

Type
GIT
Repo
https://github.com/mattermost/mattermost
Events
Type
GIT
Repo
https://github.com/mattermost/mattermost-server
Events

Affected versions

@mattermost/client@10.*

@mattermost/client@10.0.0

@mattermost/client@9.*

@mattermost/client@9.11.0

@mattermost/types@10.*

@mattermost/types@10.0.0

@mattermost/types@9.*

@mattermost/types@9.11.0

v10.*

v10.0.0
v10.0.0-rc4
v10.0.1
v10.0.1-rc1
v10.0.2
v10.0.2-rc1
v10.0.2-rc2
v10.0.3
v10.0.3-rc1
v10.0.4-rc1
v10.0.4-rc2

v9.*

v9.11.0
v9.11.0-rc3
v9.11.1
v9.11.1-rc1
v9.11.2
v9.11.2-rc1
v9.11.2-rc2
v9.11.3
v9.11.3-rc1
v9.11.3-rc2
v9.11.4
v9.11.4-rc1
v9.11.5
v9.11.5-rc1
v9.11.6-rc1
v9.11.6-rc2