CVE-2025-20033 — DoS via custom post type for sysconsole plugin readers

CVE-2025-20033

DoS via custom post type for sysconsole plugin readers PUBLISHED

Description (CNA)

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 sysconsole_read_plugins permission via creating a post with the custom_pl_notification type and specific props.

Affected (CNA)

Vendor / product	Versions
Mattermost / Mattermost	affected 10.2.0; affected 9.11.0 through 9.11.5; affected 10.0.0 through 10.0.3; affected 10.1.0 through 10.1.3; unaffected 10.3.0; unaffected 10.2.1; unaffected 9.11.6; unaffected 10.0.4; unaffected 10.1.4

CWE

CWE-1287

References

https://mattermost.com/security-updates

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.