Authorization bypass through user-controlled key in TeamPass - #VU151653
Published: September 22, 2026
Vulnerability identifier: #VU151653
CSH Severity: Low
CVSS v4: 5.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: N/A
CWE-ID: CWE-639
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to disclose sensitive information.
The vulnerability exists due to improper access control in the delta-sync endpoint GET /api/v1/item/changes when processing item change requests from callers with no accessible folders. A remote user can request item changes to disclose item change metadata outside their authorization scope.
Exposed metadata is limited to removed-entry item identifiers, revisions, and reasons; item labels, passwords, and custom fields are not disclosed.
Affected software
TeamPass
Remediation
Install security update from vendor's website.
TeamPass - update to 3.2.2.1