Directory Traversal

Overview Affected versions of this package are vulnerable to Directory Traversal in the integration action URL process. An attacker can execute arbitrary API calls with system administrator privileges by exploiting path traversal in the integration action URL when authenticated with a...

Mattermost has a Path Traversal issue

Mattermost versions 11.6.x = 11.6.0, 11.5.x = 11.5.3, 11.4.x = 11.4.4, 10.11.x = 10.11.14 fail to check integration URL for path traversal which allows an malicious authenticated user to call an arbitrary API via system admin Mattermost auth token using via path traversal in integration action UR...

CVE-2026-4858: Improper Limitation of a Pathname to a Restricted Directory

Mattermost versions 11.6.x = 11.6.0, 11.5.x = 11.5.3, 11.4.x = 11.4.4, 10.11.x = 10.11.14 fail to check integration URL for path traversal which allows an malicious authenticated user to call an arbitrary API via system admin Mattermost auth token using via path traversal in integration action...