Authorization bypass through user-controlled key in Tolgee - #VU133249
Published: June 2, 2026
Vulnerability identifier: #VU133249
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: N/A
CWE-ID: CWE-639
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Tolgee
Affected software:
Tolgee
Tolgee
Detailed vulnerability description
The vulnerability allows a remote user to modify task-key relationships across projects.
The vulnerability exists due to authorization bypass through user-controlled key in TaskService.updateTaskKeys() when resolving added keys by global identifiers without verifying that the keys belong to the authorized project. A remote user can send a specially crafted request to modify task-key relationships across projects.
The issue creates a cross-tenant relation in the database.
Remediation
Install security update from vendor's website.