Authorization bypass through user-controlled key in Tolgee - #VU133246
Published: June 2, 2026
Vulnerability identifier: #VU133246
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 another organization's LLM provider configuration and redirect future LLM traffic.
The vulnerability exists due to authorization bypass through user-controlled key in the LLM provider update endpoint when handling update requests with a foreign provider identifier under an authorized organization URL. A remote user can send a specially crafted request to modify another organization's LLM provider configuration and redirect future LLM traffic.
Remediation
Install security update from vendor's website.